# What is loop in magnetic field?

Contents

Examining the direction of the magnetic field produced by a current-carrying segment of wire shows that all parts of the loop contribute magnetic field in the same direction inside the loop. … Stacking multiple loops concentrates the field even more into what is called a solenoid.

## How do you find the magnetic field of a loop?

The magnetic field strength at the center of a circular loop is given by B=μ0I2R(at center of loop), where R is the radius of the loop. RHR-2 gives the direction of the field about the loop.

## What is an equation for the magnetic field on axis from a loop of current carrying wire in terms of the radius of the loop current through the loop number of turns and distance from the plane of the loop?

Magnetic Field Produced by a Current-Carrying Circular Loop

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B=μ0I2R(at center of loop) B = μ 0 I 2 R ( at center of loop ) , where R is the radius of the loop. This equation is very similar to that for a straight wire, but it is valid only at the center of a circular loop of wire.

## Why is the magnetic field stronger inside the loop?

The magnetic field is stronger inside the loop than outside due to the fact that the magnetic field lines about a current-carrying wire crowd up when the wire is bent into a loop. Therefore, the magnetic field intensity in this region is increased as the number of loops is increased.

## What is the plane of a loop?

The plane of the paper is the flat surface that passes through at least 3 points of the paper. … To make a loop, you must have a point at the start and end, and another where the line intersects itself, so loops have 3 points. The surface containing the loop’s 3 points is a plane.

## When current is circular the magnetic field is straight explain?

The magnetic field produced due to a straight current carrying conductor is in the form of concentric circles. The centre of the circles lies on the conductor itself and are in the plane perpendicular to the straight conductor. This implies that the magnetic field produced due to straight current is circular.

## Why magnetic field outside the solenoid is zero?

The magnetic field lines follow the longitudinal path of the solenoid inside, so they must go in the opposite direction outside of the solenoid so that the lines can form a loop. … In order for the total number of field lines to be conserved, the field outside must go to zero as the solenoid gets longer.

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## Where is the magnetic field strongest in a circular loop?

As evident from the figure, the magnetic field lines will be less denser in the region near the circumference of the loop than at the center. Thus, the magnetic field will be stronger at the center of the loop than in the region near the circumference.

## What is current carrying loop?

Each segment of circular loop carrying current produces magnetic field lines in the same direction with in the loop. The direction of magnetic field at the centre of circular coil is perpendicular to the place of the coil. i.e. along the axis of the coil.

## Is any work is done by magnetic force?

The magnetic field does no work, so the kinetic energy and speed of a charged particle in a magnetic field remain constant. The magnetic force, acting perpendicular to the velocity of the particle, will cause circular motion.

## Where is the magnetic field strongest solenoid?

Answer and Explanation:

The magnetic field is strongest inside the coil of a solenoid. Inside the coil of a solenoid the magnetic field lines are uniform and tightly packed…

## Why do solenoids have stronger magnetic fields?

When a direct electric current is passed through it, the shape of the magnetic field is very similar to the field of a bar magnet. The field inside a solenoid is strong and uniform. The small magnetic fields caused by the current in each turn of the coil add together to make a stronger overall magnetic field.

## How do you make a plane loop?

What to do

1. Rotate your paper so it’s wide, not tall.
2. Fold it in half and unfold to get a centre crease.
3. Here’s a tricky step! …
4. Now, fold the right top corner down so it touches the centre line. …
5. Fold the top edge over, about a centimetre down.
6. Fold the top edge over a second time.
7. And a third time.
8. And a fourth time.
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## Can a passenger plane do a loop?

So the answer is basically no, you cannot loop a commercial airliner. You can, however, loop an aircraft built for aerobatics. These usually have a better weight-to-power ratio than a commercial jet and would have sufficient power to bring the aircraft all the way around without stalling. 