List of top Physics Questions asked in MET

A bomb of mass 9 kg explodes into two parts. One part of mass 3 kg moves with velocity 16 m/s, then the KE of the other part is
The time period of a geostationary satellite at a height 36000 km is 24 h. A spy satellite orbits earth at a height 6400 km. What will be the time period of spy satellite? [Radius of the earth = 6400 km]
A string fixed at both ends oscillates in 5 segments, length 10 m and velocity of wave is 20 m/s. What is the frequency?
Two pendulums have time periods T and 5T/4. They start SHM at the same time from the mean position. What will be the phase difference between them after the bigger pendulum completed one oscillation?
A disc of radius 0.1 m is rotating with a frequency 10 rev/s in a normal magnetic field of strength 0.1 T. Net induced emf is
A bullet comes out of the barrel of gun of length 2 m with a speed 80 m/s. The average acceleration of the bullet is
A body is coming with a velocity of 72 km/h on a rough horizontal surface of coefficient of friction 0.5. If the acceleration due to gravity is $10~m/s²$, find the minimum distance it can be stopped.
A convex lens is placed between object and a screen. The size of object is 3 cm and an image of height 9 cm is obtained on the screen. When the lens is displaced to a new position, what will be the size of image on the screen?
A gas is suddenly expanded such that its final volume becomes 3 times its initial volume. If the specific heat at constant volume of the gas is 2R, then the ratio of initial to final pressures is nearly equal to
The peak value of an alternating emf E given by $E=E₀ \cosω t$ is 10 V and its frequency is 50 Hz. At a time $t=\frac1600s$, the instantaneous value of the emf is
A ball rolls off the top of stairway with a horizontal velocity of magnitude $1.8~m/s$. The steps are 0.20 m high and 0.20 m wide. Which step will the ball hit first?
A circuit area 0.01 $m²$ is kept inside a magnetic field which is normal to its plane. The magnetic field changes from 2 T to 1 T in 1 ms. If the resistance of the circuit is 2 $Ω$. The amount of heat evolved is
Two wires of lengths l and 2l, radii r and 2r respectively having same Young's modulus are hung with a weight mg. Net elongation is
A beam of light is incident at $60^\circ$ to a plane surface. The reflected and refracted rays are perpendicular to each other then refractive index of the surface is
Two bulbs 40 W and 60 W and rated voltage 240 V are connected in series across a potential difference of 420 V. Which bulb will work at above its rated voltage?
If force is proportional to square of velocity, then the dimensions of proportionality constant is
A body of mass 10 kg is moving with a constant velocity of $10~m/s.$ When a constant force acts for 4 s on it, it moves with a velocity $2~m/s$ in the opposite direction. The acceleration produced in it is
Two cars A and B move along a concentric circular path of radius $rA$ and $rB$ with velocities $VA$ and $VB$ maintaining constant distance, then $\fracVAVB}$ is equal to
An ideal gas expands along the path AB as shown in the p-V diagram. The work done is
When the wavelength of sound changes from 1 m to 1.01 m, the number of beats heard are 4. The velocity of sound is
The current in the circuit shown in the figure, considering ideal diode is
A freshly prepared radioactive source of half-life 2 h emits radiation of intensity which is 64 times the permissible safe level. Calculate the minimum time after which it would be possible to work safely with this source.
A glass flask having mass 390 g and an interior volume of 500 $cm³$ floats on water when it is less than half filled with water. The density of material of the flask is
The tension in the string in the pulley system shown in the figure is
If the rms velocity of a gas is v, then