List of top Physics Questions asked in AFMC

Core of a transformer is made up of:

The length of second's pendulum is $1\, m$ on earth. If mass and diameter of a planet is doubled than that of earth, then its length becomes:

Which of the following is not the property of equipotential surfaces?

The horizontal range of a projectile is $400\, m$. The maximum height attained by it will be:

''Pascal-second'' has the dimensions of:

Why the dam of water reservoir is thick at the bottom?

Refractive index of material is equal to tangent of polarizing angle. It is called:

A car accelerates from rest at constant rate for first $10\, s$ and covers a distance $x$. It covers a distance $y$ in next $10\,s$ at the same acceleration. Which of the following is true?

If radius of the sphere is (5.3 $ \pm $ 0. 1) cm. Then percentage error in its volume will be

Minimum number of unequal vectors which can give zero resultant are:

Which of the following is most unstable?

Which of the following is not a property of light?

What determines the nature of the path followed by the particle?

Which of the following is not an example of perfectly inelastic collision?

Transformer is based upon the principle of:

Core of a transformer is made up of:

A bullet loses $1/20$ of its velocity after penetrating a plank. How many planks are required to stop the bullet?

Current provided by a battery is maximum when:

A simple pendulum has time period $T$. The bob is given negative charge and surface below it is given positive charge. The new time period will be:

What are the units of K=$\frac{1}{4\pi\,\in_0}$

A diamagnetic substance is placed in a magnetic field of a bar magnet. Then it is

Radio frequency choke has core of

For formation of permanent magnets, the material should have:

Which scientist experimentally proved the existance of electromagnetic waves?

What are the units of $K = 1/4 \pi \varepsilon_{0}? $