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• 11/1/2021
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# Could a solenoid suspended by a string be used as a compass?

Looking for an answer to the question: Could a solenoid suspended by a string be used as a compass? On this page, we have gathered for you the most accurate and comprehensive information that will fully answer the question: Could a solenoid suspended by a string be used as a compass?

## How can a compass be used to determine the direction of electron flow through a wire?

Electricity moved the compass needle which means electricity generates magnetic fields. When you move the compass away from the wire, the needle returns towards it original position (pointing towards magnetic north). This means the magnetic field becomes weaker the further you move from the wire.

## How solenoid behaves as a bar magnet?

A solenoid behaves like a bar magnet when a current is passed through it. It's one end of behaves as Magnetic North Pole and the other end as Magnetic South Pole. Like in a bar magnet, the field lines emerge from one end and merge into another. ... If the magnet is attracted, the end is south end of the solenoid.

## Do solenoids have magnetic fields?

In physics, the term solenoid refers to a long, thin loop of wire, often wrapped around a metallic core, which produces a magnetic field when an electric current is passed through it. Solenoids are important because they can create controlled magnetic fields and can be used as electromagnets.

## How can a solenoid be used to form an electromagnet?

An electromagnet is a coil of wire with an electric current flowing through it. When the wire is coiled around in a cylinder, we call this a solenoid. The solenoid becomes an electromagnet when a current flows through it. ... This makes the coil into an electromagnet.

## Is solenoid a permanent magnet?

1. A solenoid is a temporary magnet as it can readily be demagnetized by stopping the current through the solenoid whereas a bar magnet which is a permanent magnet cannot be demagnetized.

## Why solenoid is a temporary magnet?

The core of solenoid is made of soft iron, as it quickly loses its magnetism when current is switched off. Hardened steel retains its magnetism, thus rendering a solenoid a permanent magnet.

## Can solenoids be electromagnets?

Electromagnets. A solenoid with an iron core is called an electromagnet . The iron core increases the solenoid's magnetic field strength. A simple electromagnet is made by coiling wire around an iron nail.

## Could the solenoid be used as a compass when it carries a direct current?

If a solenoid were suspended by a string so that it could rotate freely, could it be used as a compass when it carried a direct current? ... Yes, the North Pole of the solenoid would point to earths geographic North Pole; no, the solenoid would oscillate back and forth as it's poles continually reverse.

## Can solenoid be a temporary magnet?

A solenoid is used as a temporary magnet (an electromagnet).

## Is solenoid a temporary magnet?

A solenoid is used as a temporary magnet (an electromagnet).

## What is solenoid why it is used?

A solenoid is a basic term for a coil of wire that we use as an electromagnet. We also refer to the device that can convert electrical energy into mechanical energy as a solenoid. ... Basic applications of the solenoids are to be used in switch for power. Like the starter in any vehicle.

## Is a solenoid a straight conductor?

Because both the solenoid and the straight conductor carry currents, magnetic fields are produced in their surroundings. The magnetic field of the solenoid is parallel to its axis (inside the solenoid). It is also parallel to the conductor that runs through it (see the Figure).

## What is the direction of solenoid?

The field external to the solenoid is from the north pole to the south pole by coinvention. the field direction is south to north pole as is the case for any magnet.

## Why is current carrying solenoid called a temporary magnet?

(b) An electromagnet is called a temporary magnet because it produces magnetic field so long as current flows in its coil.

## How are a solenoid and an electromagnet different?

A solenoid is a cylindrical coil of wire whose diameter is small compared to its length. When an electric current flows through the wire the solenoid generates a magnetic field similar to that of a bar magnet. An electromagnet is a solenoid wound around a central iron core.

## Is it possible to orient a current carrying loop of wire?

Yes, it is possible to orient a current-carrying loop of the wire so that the loop doesn't rotate. You have to align the plane of the loop to be perpendicular to the magnetic field.

## How do you tell the direction of a solenoid?

3:124:31MAGNETIC FIELD current direction COIL | SOLENOID RIGHT-HAND ...YouTube

## Could a solenoid suspended by a string be used as a compass? Expert Answers

Hunter ⭐ Answeregy Expert

### How can a magnet lose its strength? – Restaurantnorman.com

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Russell ⭐ Answeregy Expert

### Could a solenoid suspended by a string be used as a ...

Could a solenoid suspended by a string be used as a compass? Yes, the North Pole of the solenoid would point to earths geographic North Pole; no, the solenoid would oscillate back and forth as it’s poles continually reverse. Do solenoids have magnetic fields?

Herbert ⭐ Answeregy Expert

### Can a solenoid suspended by a string be used as a compass ...

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Bryce ⭐ Answeregy Expert

### SOLVED:Conceptual Questions If a solenoid were suspended ...

Answer. If the solenoid was assed Alternating current, then it cannot be used as magnet because alternating current will not magnetise the solenoid since it varies in directioon very frequently. So it cannot be used as compass. View Answer.

Estell ⭐ Answeregy Expert

### Physics bull **** test Flashcards | Quizlet

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Carina ⭐ Answeregy Expert

### Holt physical science chapter 18 magnetism Flashcards ...

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Fred ⭐ Answeregy Expert

### What happens when a compass is suspended inside a current ...

The compass will line up so that it's field lines align with the field lines of the solenoid. This will mean the north pole of the compass will …

Irwin ⭐ Answeregy Expert

### SOLVED:Magnetism | Holt Physics | Numerade

If a solenoid were suspended by a string so that it could rotate freely, could it be used as a compass when it carried a direct current? Could it also be used if the current were alternating in direction? JS Jheremiah S. Numerade Educator 04:48. Problem 19 Review Questions ...

Stacey ⭐ Answeregy Expert

### What will happen if a bar magnet is cut into four pieces ...

Can a solenoid be used as a compass? If a solenoid were suspended by a string so that it could rotate freely, could it be used as a compass when it carried a direct current? Yes, the North Pole of the solenoid would point to earths geographic North Pole; no, the solenoid would oscillate back and forth as it’s poles continually reverse.

Evette ⭐ Answeregy Expert

### Solenoid Pracical Design | Physics Forums

Compass. You can detect the magnetic field with a compass around a solenoid, the compass needle will point to the earths magnetic field if there is no magnetic field present otherwise if there is a magnetic field present the compass needle to point towards the magnetic field of the solenoid. Force of bar magnet on scales.

Jonathan ⭐ Answeregy Expert

### Direction of Compass Needle near a Solenoid | Physics Forums

Direction of Compass Needle near a Solenoid. A compass is placed near a solenoid. It is closer to the North pole generated by the coil. The magnetic north is 90 deg relative to the compass and the solenoid. The strength of the solenoid is equal to the strength of the magnetic north.

Rylie ⭐ Answeregy Expert

### Pre-test Paper 1 IGCSE | Physics Quiz - Quizizz

60 seconds. Report an issue. Q. Two rectangular blocks consist of different materials. Four different methods are suggested to compare the two masses. 1 Compare the accelerations with which they fall freely. 2 Compare the values of their lengths × breadths × heights. 3 Hang each in turn from the same spring.

India ⭐ Answeregy Expert

### How does a torque rod work?

If a solenoid were suspended by a string so that it could rotate freely, could it be used as a compass when it carried a direct current? Yes, the North Pole of the solenoid would point to earths geographic North Pole; no, the solenoid would oscillate back and forth as it's poles continually reverse.

Christopher ⭐ Answeregy Expert

### A compass draws all points at a uniform distance from a ...

Can a solenoid suspended by a string be used as a compass? A solenoid can be used as a compass when a DC current is going through it because when a current is going through the solenoid, the magnetic field lines are nearly uniform and perfectly parallel inside of it, giving it essentially a north pole and south pole.

### Magnetism (Part 1)

If a solenoid were suspended by a string so that it could rotate freely, could it be used as a compass when it carried a direct current? Could it be used as a compass if alternating current were used? You are looking directly into one end of along solenoid. The magnetic field at its center points directly at you.

Selina ⭐ Answeregy Expert

### How can a magnet lose its strength? – Restaurantnorman.com

Can a solenoid be used as a compass? If a solenoid were suspended by a string so that it could rotate freely, could it be used as a compass when it carried a direct current? Yes, the North Pole of the solenoid would point to earths geographic North Pole; no, the solenoid would oscillate back and forth as it’s poles continually reverse.

Grover ⭐ Answeregy Expert

### 12. Electromagnetic Induction

A solenoid (long coil of wire) is connected to a battery as shown. (i) Copy the diagram into your answer book and draw the magnetic field in and around the solenoid. (ii) Explain the term electromagnetic induction. (iii)A magnet and a solenoid can together be used to produce electricity. Describe, with the aid of a diagram, how this can be done.

Ima ⭐ Answeregy Expert

### Solenoids and Magnetic Fields

A solenoid is a long coil of wire wrapped in many turns. When a current passes through it, it creates a nearly uniform magnetic field inside. Solenoids can convert electric current to mechanical action, and so are very commonly used as switches. The magnetic field within a solenoid depends upon the current and density of turns.

Cindra ⭐ Answeregy Expert

### Is it possible to construct a cube of twice the volume of ...

Can a solenoid suspended by a string be used as a compass? A solenoid can be used as a compass when a DC current is going through it because when a current is going through the solenoid, the...

Rocky ⭐ Answeregy Expert

### What will happen to a bar magnet suspended from a string ...

if the magnet has a low enough mass, and the string induces very little forces and friction on the magnet, it will act like a compass, the south end …

Unique ⭐ Answeregy Expert

### Chapter Five MAGNETISM AND MATTER

One can plot the magnetic field lines in a variety of ways. One way is to place a small magnetic compass needle at various positions and note its orientation. This gives us an idea of the magnetic field direction at various points in space. 5.2.2 Bar magnet as an equivalent solenoid

Al ⭐ Answeregy Expert

### Experiment 5: Magnetic Fields of a Bar Magnet and of the Earth

which pole is North and which is South; they don’t all use the same convention. Make sure the pointers can rotate freely. A. Construct Field Line #1: Place a compass near one end of the magnet. Make two dots on the paper, one at the end of the compass needle next to the magnet and the second at the other end of the compass needle.

Christy ⭐ Answeregy Expert

### electromagnetism - How is the direction of a compass ...

A compass will be most affected by the magnetic field of a current carrying wire when the plane of the compass is at 90 degrees to the wire, and lest effected when the plane of the compass is in the same plane as the wire. When a compass is placed on one side of the wire, it …

Britteny ⭐ Answeregy Expert

### 1. The diagram below represents magnetic lines of 4. In ...

(solenoid) connected to a battery. The north pole of a compass placed at point P would be directed toward point (1) A (3) C (2) B (4) D 27. In the diagram at the right, electron current is passed through a solenoid. The north pole of the solenoid is nearest to point (1) A (3) C (2) B (4) D 28. The diagram below shows an electron current in a ...

Michaela ⭐ Answeregy Expert

### [PDF] CBSE Notes - Magnetic Effects of Electric Current ...

Magnetic lines of forces outside solenoid are widely spaced; hence the magnetic field due to these lines is very weak and can be neglected. Hence solenoid is excellent alternative for bar magnet as, lines of forces passing through axis of solenoid are crowded, so as to produce strong magnetic field like bar magnet.

Stacy ⭐ Answeregy Expert

### Find Magnetic North with a Homemade Compass - Scientific ...

With a compass, you can find out which way a magnetic pole is—and from that, you can approximate other directions such as where south, east and west are as well.

Tim ⭐ Answeregy Expert

### Name: Magnetism Questions 1 - VBIOLOGY

(c) A student investigates how the number of turns of wire on a solenoid affects the strength of the solenoid. To test the strength of the solenoid she looks at how many paper clips the solenoid could lift. Figure 1 shows how she sets up the equipment. She keeps the current through the coil constant throughout the experiment. Figure 1

Describe the magnetic field produced by the current in a straight conductor and in a solenoid ... D. Talk about how an uncharged pith ball suspended from a string can be used to test ... Use the compass to explore the region around the stack of magnets tied together.

Kyle ⭐ Answeregy Expert

### Solenoid, Door Chime and Electric Catapult

Solenoid, Door Chime and Electric Catapult. Solenoid. Make an electromagnet to move a plunger, then use it to make a door bell and a launcher (electric catapult). Introduction: You have already made electromagnets with iron cores and examined their magnetic forces. In your experiments you wrapped the insulated wire right over the core; however ...

Henrietta ⭐ Answeregy Expert

### AGNETIC FIELDS AND FORCES

the outside of the solenoid in the other direction. This means the compass needle should point left. Assess: The right-hand rule can be used to determine the direction of the magnetic field due to any current, even a curved current. Q24.14. Reason: The magnetic field inside of a solenoid is B = μ 0 I N L. Note that the magnetic field is

### 20.1 Magnetic Fields, Field Lines, and Force - Physics ...

F = q v B sin θ, 20.4. where. θ. θ is the angle between the velocity of the charge and the magnetic field. The direction of the force may be found by using another version of the right-hand rule: First, we join the tails of the velocity vector and a magnetic field vector, as …

Kendyl ⭐ Answeregy Expert

### Module 8 Electromagnetism

4. A magnetic field can make a compass needle turn because the field a. attracts N poles. b. is produced by a magnet. c. comes from the center of the earth. d. exerts forces on the atomic currents in the compass needle. 5. A primary solenoid connected to a battery is inside a secondary solenoid. It is not

Hubert ⭐ Answeregy Expert

### Chapter Five MAGNETISM AND MATTER

One can plot the magnetic field lines in a variety of ways. One way is to place a small magnetic compass needle at various positions and note its orientation. This gives us an idea of the magnetic field direction at various points in space. 5.2.2 Bar magnet as an equivalent solenoid In the previous chapter, we have explained how a current loop ...

Cortez ⭐ Answeregy Expert

### Chapter 8 Introduction to Magnetic Fields

This can be readily demonstrated by moving a compass near the magnet. The compass needle will line up along the direction of the magnetic field produced by the magnet, as depicted in Figure 8.1.1. Figure 8.1.1 Magnetic field produced by a bar magnet Notice that the bar magnet consists of two poles, which are designated as the north (N)

Daryl ⭐ Answeregy Expert

### Why does a current carrying solenoid when suspended freely ...

Answer (1 of 5): Let's first know what actually is a SOLENOID ? A solenoid is coil of many circular turns of insulated copper wire wrapped closely in the shape of cylinder. According to property of electric current that when when we pass current through coil magnetic field get's generated in it...

Vincent ⭐ Answeregy Expert

### The Earth’s magnetism - Electromagnetism and magnetism ...

The Earth behaves as if it contains a giant magnet. It produces a magnetic field in which the field lines are most concentrated at the poles. This magnetic field can be detected using magnetic ...

Ralph ⭐ Answeregy Expert

### Do compasses work on other planets? - Quora

Answer (1 of 3): If the planet has a sufficiently strong magnetic field then a compass would work. Thus your question is really “Do other planets have magnetic fields?” and the short answer is “Yes, some of them.” In particular Mercury has a weak but …

Nehemiah ⭐ Answeregy Expert

### MagneticFieldsAndForces - UW-Physics Faculty Wiki

When a solenoid is energized a iron core is violently drawn into the coil. {ie. 5G20.70} 5H25.30 : Magnetically Suspended Globe : A toy globe is suspended by both a magnet and an electromagnet. 5H25.60 : unipolar motor : Two magnetized knitting needles mounted as the legs of an "H" suspended by a string rotate when a current flows upward ...

Archie ⭐ Answeregy Expert

### DIY Ammeter - K&J Magnetics

By sandwiching a length of string between two small D24 cylinder magnets, we made our own compass. The wobbling magnets on a string point north. Unlike our compass, which has a needle suspended in a liquid, our magnets-on-a-string compass has very little damping. Bump it, and it wobbles back and forth a long time before settling down.

Jeremiah ⭐ Answeregy Expert

### CHAPTER 6

6.2 The compass A compass is an instrument that shows N, S, E, and W directions in a frame of reference that is stationary relative to the surface of the earth. As Figure 6.5 illustrates, the compass consists of a small magnetic needle with N and S poles mounted on a friction free pivot so that it can turns easily. The compass’s

Jesse ⭐ Answeregy Expert

### Northern Light Show

the south-seeking end, or south pole. A compass is nothing more than a small magnet mounted so that it is free to turn. Suspend another magnet and mark the end that points north. While one magnet is suspended, observe the interaction of two magnets by bringing the second magnet near, as in Figure 24–2b. Note that the two

Lyndsey ⭐ Answeregy Expert

### class 12 sample paper series with solution (18 sets ...

OR. A wheel with 10 metallic spokes each 0.5 m long is rotated with angular speed of 120 revolutions per minute in a plane normal to the earth’s magnetic field. If the earth’s magnetic field at the given place is 0.4 gauss, find the EMF induced between the axle and the rim of the wheel. CBSE Class 12 Physics.

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### (PDF) Electrical and Electronic Principles and Technology ...

Electrical and Electronic Principles and Technology 3rd ed by John Bird.pdf

Kristie ⭐ Answeregy Expert

### 3 Ways to Determine Polarity of Magnets - wikiHow

Find a length of string. You can use any type of string that may be around the house, such as scrap yarn or wrapping ribbon. Your string should be long enough to tie around your magnet and suspend it. A yard of string should be long enough in most cases. You can estimate yardage by holding the string in both hands.

Elisha ⭐ Answeregy Expert

### Electromagnets at work - Teaching approaches | IOPSpark

Electromagnets at work - Teaching approaches. Classroom Activity for 11-14. A Teaching Approach is both a source of advice and an activity that respects both the physics narrative and the teaching and learning issues for a topic. The following set of resources is not an exhaustive selection, rather it seeks to exemplify.

Theresa ⭐ Answeregy Expert

### How can I identify the poles of the magnets?

There are several simple methods that can be used to identify the (Scientific) North and South poles of neodymium magnets. 1) The easiest way is to use another magnet that is already marked. The North pole of the marked magnet will be attracted to the South pole of the unmarked magnet. 2) If you take an even number of magnets and pinch a string ...

Louie ⭐ Answeregy Expert

### An Experimental Study on Magnetic Field Sources and ...

3. Materials and Methods 3.1 Magnetic Field Sources The materials used for the experiment were bar magnets, compass, power supply, solenoid, connectors, thin thread, magnetic field sensor and meter stick. The first part of the experiment was the calibration of …