EASY
Earn 100

What is force on current carrying conductor?

Important Questions on Magnetism and Electromagnetism

EASY
When a current-carrying conductor is placed in a strong magnetic field, the direction of force is determined by
EASY
The direction of the force exerted by a magnetic field on a current-carrying wire is determined by
MEDIUM
A positively charged particle projected towards west is deflected towards north by a magnetic field then the direction of magnetic field is:
HARD
The force exerted on a current-carrying wire placed in a magnetic field is zero when the angle between the wire and the direction of magnetic field is:
MEDIUM

An electron beam enters a magnetic field at right angles to it as shown in the figure.

Question Image

The direction of force acting on the electron beam will be:

EASY
The force of repulsion between two parallel wires is f when each one of them carries a certain current I. If the current in each is doubled, the force between them would be:
EASY
An electron moves up the page along the plane of paper and crosses a perpendicular magnetic field, which is acting along the plane of paper from left to right. The direction of the magnetic force experienced by an electron is:
EASY

A uniform magnetic field exists in the plane of paper pointing from left to right as shown in figure. In the field, an electron and proton are shown. The electron and proton experience   

Question Image

EASY
The direction of the force on a current carrying wire placed in a magnetic field depends upon:
EASY
A horizontal wire carries a current as shown in the figure below between magnetic poles N and S:
Question Image
The direction of the force on the wire due to the magnet is:
EASY
The force experienced by a current-carrying conductor placed in a magnetic field is the largest when the angle between the conductor and the magnetic field is:
EASY
Fleming’s left hand rule is used to find the direction of:
MEDIUM

A current flows in a wire running between the S and N poles of a magnet lying horizontally as shown in figure below:

Question Image

The force on the wire due to the magnet is directed:

MEDIUM

A uniform magnetic field exists in the plane of paper pointing from left to right as shown in figure. In the field, an electron and a proton move as shown. The electron and proton experience:

Question Image

EASY

A wire carries electric current from south to north. If it is placed in a magnetic field pointing towards the west, the force on it will be pointing vertically _____ (upwards/downwards).

MEDIUM

A uniform magnetic field exists in the plane of paper pointing from left to right as shown in figure. In the field an electron and proton move as shown. The electron and the proton experience

Question Image

EASY
A positive charge projected towards east is deflected towards north by a magnetic field. The magnetic field is directed:
HARD
A uniform magnetic field exists in the plane pointing from left to right as shown in the figure. In the field, an electron and a proton move as shown. The electron and the proton experience: 
Question Image