List of top Physics Questions

A projectile of mass 1 kg is projected with a speed of 10 m/s at an angle of 60° from the horizontal when projectile is at its highest point, its magnitude of angular momentum (about point of projection)

One object of mass 20 kg is moving with the speed of 10 m/s is west direct another object of mass 10 kg is moving with 15 m/s in north direction. Both collide and stick together choose the correct alternative

If three objects are thrown with velocities \(\sqrt{\frac{2gH}{2}},\sqrt{2gh},\sqrt{\frac{gH}{3}}\), then the ratio of maximum heights

If v of light is 5 × 10¹⁶ Hz. If speed of light is air is 3 × 10⁸ m/s, find the ratio of wavelengths of light in medium of refractive index 2 to air

If ratio of terminal velocity of two falling drops is 3 : 4, then what is the ratio of their surface areas ?

B-122 has half life of 2 minutes experiment has to be done using Ba-122 and it take 10 minutes the setup the experiments if initially 80 gm of Ba-122 was taken how much Ba was left when experiment was started

If velocity of light in the air is C then what will be the velocity of light in medium of refractive index 1.4 ?

Find the position of final image from first lens focal length of each lens is 10 cm

Find the value of θ = ?

In β⁺ emission what happens to upquarks

Find the height of the liquid in the capillary tube if surface tension of liquid is S, radius of capillary tube is r and acceleration due to gravity is g :

In the given circuit if power rating of heater is 1000 watt at 100 volt. Find the resistance R in figure so that heater produce power of 62.5 W.

In the given circuit find the heat produced between A & B :
(given C = 1μF)

Find the current in 8Ω resistance in given circuit,

Find the maximum radius of circle so that block can complete the circular motion.

Following circuit will act as,

A horizontal pipe line carries water in a streamline flow. At a point along the pipe where the cross sectional area is \(10 cm^2\),the water velocity is  \( 1ms^{-1}\) and the pressure is 2000 Pa. What is the pressure at another point where the cross-sectional area is \(5 cm^2\)?

The plots of intensity versus wavelength of three black bodies at temperatures \(T_1, T_2,\) and \(T_3\) respectively are as shown.

Their temperature are such that

A sphere and a cube of same material and same volume are heated upto same temperature and allowed to cool in the same surroundings. The ratio of the amounts of radiations emittedwill be

Two identical thin plano-convex glass lenses (refractive index 1.5) each having radius of curvature of 20 cm are placed with their convex surfaces in contact at the centre. The intervening space is filled with oil of refractive index is 1.7. The focal length of the combination is

A ring of mass m and radius r is melted and then moulded into a sphere. The moment of inertia of the spheres will be

Two containers A and B are aptly filled with water and closed. The volume of A is twice that of B and it contains half theamount of water in B. If both are at the same temperature, the water vapour in the containers will have pressure in the ratio of

Two particles A and B of equal masses are suspended from two massless springs constants \(k_1,\) and\( k_2,\) respectively. If the maximum velocities, during oscillation, are equal, the ratio of amplitude of A and B is

If a gas has 'n' degrees of freedom, the ratio of the specific heats \(\gamma\) of the gas is

In P-V diagram shown in figure ABC is a semicircle. The work done in the process ABC is