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Magnetic field inside a toroidal solenoid is

The magnetic field inside the toroidal solenoid is independent of the radius of the toroid. The magnetic field in the open space inside (point P)... View Article

An electric charge in a state of motion produces

An electric charge in a state of motion produces both electric and magnetic field.... View Article

Which of the following particles will experience maximum magnetic force when projected with the same velocity perpendicular to a magnetic field?

The force is proportional to the magnitude of the charge q.... View Article

Electric field exert force on

We know that force exerted by electric field is given by,F = q ESo, electric field exert force on charged particles when they are in a state of... View Article

In a cyclotron, which field required for the charged particle to move in a circle?

In a cyclotron, due to both electric and magnetic field the charged particle to move in a circle.Electric field exert force on... View Article

When a charged particle enters a magnetic field in a direction perpendicular to the field, which one of the following does not change? (A) Kinetic energy (B) Velocity (C) Force (D) Momentum

Option (a) Kinetic energy When a charged particle enters a magnetic field in a direction perpendicular to the field, then the kinetic energy of... View Article

Two straight horizontal parallel wires are carrying the same current in same direction, d is the distance between the wires. You are provided with a small freely suspended magnetic needle. At which of the following positions will the orientation of the needle be independent of the magnitude of current in the wires?

Option (a) At a distance d/2 from any of the wires, the orientation of the needle be independent of the magnitude of current in the wires; since... View Article

In two current carrying conductors parallel currents , anti parallel currents _

In two current carrying conductors parallel currents ATTRACT , anti parallel currents REPEL .... View Article

We use _________ to find the direction of force when two current carrying conductors are kept parallel to each other.

We use Fleming's Left Hand Rule to find the direction of force when two current carrying conductors are kept parallel to each other.... View Article

What limits the energy that can be imparted to a charge particle in a cyclotron?

Variation in the mass with the velocity limits the energy that can be imparted to a charged particle in a cyclotron. Due to the small mass, the... View Article

One Ampere is the current which when flowing through each of the two parallel uniform long linear conductors placed in free space at a distance of one meter from each other will attract or repel each other with a force of

One Ampere is the current which when flowing through each of the two parallel uniform long linear conductors placed in free space at a distance... View Article

An electron and proton enter a magnetic field with equal velocities. Which one of them experiences a greater force?

F = q(v x B) and both the particles have equal magnitude of charge and velocity.... View Article

A straight conductor carrying current I is split into circular loop as shown in figure a , the magnetic induction at the center of the circular loop is

The magnetic field at the center O due to the upper side of the semicircular current loop is equal and opposite to that due to the lower side of... View Article

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Archives

Magnetic field inside a toroidal solenoid is

An electric charge in a state of motion produces

Which of the following particles will experience maximum magnetic force when projected with the same velocity perpendicular to a magnetic field?

Electric field exert force on

In a cyclotron, which field required for the charged particle to move in a circle?

When a charged particle enters a magnetic field in a direction perpendicular to the field, which one of the following does not change? (A) Kinetic energy (B) Velocity (C) Force (D) Momentum

In two current carrying conductors parallel currents , anti parallel currents _

We use _________ to find the direction of force when two current carrying conductors are kept parallel to each other.

What limits the energy that can be imparted to a charge particle in a cyclotron?

One Ampere is the current which when flowing through each of the two parallel uniform long linear conductors placed in free space at a distance of one meter from each other will attract or repel each other with a force of

An electron and proton enter a magnetic field with equal velocities. Which one of them experiences a greater force?

A straight conductor carrying current I is split into circular loop as shown in figure a , the magnetic induction at the center of the circular loop is

What happen when two streams of electron move parallel to each other in the same direction?

Ampere’s circuital law is analogous to a law in electrostatics.That law is

There is current carrying coil.In which form the energy will be stored in the coil?

Which of the following phenomena takes place inside an optical fiber ?

If a long hollow copper pipe carries a direct current, the magnetic field associated with the current will be

Equipotential surfaces cannot____________

The shape of equipotential surface for an infinite line charge is: