List of top Physics Questions

If an incident ray passes through the center of curvature of a spherical mirror, the reflected ray will \dots

The filament of an electric bulb is usually made of

The resistors of values \(3\Omega\), \(6\Omega\) and \(18\Omega\) are connected in parallel in a circuit. The equivalent resistance in the circuit is

The relation between focal length and radius of curvature of a spherical mirror is \dots

Every lens has _____ focal points.

A conductor is moving with a speed of $10 \text{ m/s}$ in the direction perpendicular to the direction of magnetic field of induction $0.8 \text{ T}$. If it induces an E.M.F. of $8 \text{ V}$ between the ends of the conductor, the length of the conductor is \dots

If a convex lens is placed in water, its focal length \dots

Which of the following indicates lens formula?

The magnetic force on a current carrying wire of length $l$, placed in a uniform magnetic field ($B$) if the wire is oriented perpendicular to magnetic field, is \dots

The magnetic flux passing through unit area perpendicular to the magnetic field is called \dots

If a convex lens has to form the image of an object at infinity, where should the object be placed?

The direction of magnetic lines of force inside the solenoid is from \dots

Any light ray passing through the principal axis of lens is \dots

A charge is moved from point A to a point B. The work done to move unit charge during this process is called \dots

Induction stove works on the main principle of \dots

The magnetic effect due to current was discovered by \dots

When white light is incident on a glass prism, the least deviated colour is \dots

Choose correct option regarding magnetic lines of force.

The number of slip rings in a simple AC generator is \dots

According to Faraday's law, the induced E.M.F generated in a closed loop is equal to the \dots

Beats are produced by superposition of two waves with:

According to the Special Theory of Relativity, what happens to the length of an object as its velocity approaches the speed of light?

The escape velocity of Earth is nearly: ____.

The dimensional formula of force is: ____.