CUET (UG) entrance exam Question Bank Solutions for Physics

When current is double deflection is also doubled in

A magnetic needle suspended freely orients itself:-

A particle having charge 100 times that of an electron is revolving in a circular path by radius 0.8 with one rotation per second. The magnetic field produced at the centre is

The horizontal component of earth’s magnetic field at a place is `sqrt3` times the vertical component. The angle of dip at that place is ______.

If the change in value of g at height h above the surface of the earth is the same as at a depth d below the surface of the earth, when both d and h are much smaller than the radius of the Earth, then which one of the following is true?

A satellite S is moving in an elliptical orbit around the earth. The mass of the satellite is very small compared to the mass of the earth. Then,

In a certain region of space, the electric field is zero. From this fact, what can you conclude about the electric potential in this region?

A 10-meter wire is kept in east-west direction. It is falling down with a speed of 5.0 meter/second, perpendicular to the horizontal component of earth's magnetic field of 0.30 × 10⁻⁴ weber/meter². The momentary potential difference induced between the ends of the wire will be:

The electric potential at the surface of an atomic nucleus (Z = 50) of radius 9.0 × 10^-15m is 

The vertical component of earth's magnetic field is zero at a place where angle of dip is

At a place of latitude 5°, angle of dip is nearly

At a certain place horizontal component is `sqrt(3^2)` time the vertical component. The angle of dip at this place.

Metals getting magnetised by orientation of atomic magnetic moments in external magnetic field are called ______.

The magnetic susceptibility for diamagnetic materials is ______.

When a ferromagnetic material is created above its curie temperature

Earth's magnetic field analyses has a horizontal component except at:-

A hydrogen atom is paramagnetic. A hydrogen molecule is

For a diamagnetic material