List of top Physics Questions asked in UP CPMT

To cool the car engines in radiators, water is used because it is having

The $SI$ unit of intensity of wave is

The radius of gyration of body depends upon

Radioactive isotope of hydrogen is

What is the moment of inertia of solid sphere of density $\rho$ and radius $R$ about its diameter?

Two identical thin rings each of radius $R$ are coaxially placed at a distance $R$. If mass of rings are $m_{1}$, $m_{2}$ respectively, then the work done in moving a mass $m$ from centre of one ring to that of the other is

The capacitance of a spherical conductor of radius $1 \,m$ is

$[ML^{3}T^{-3}A^{-2}]$ is the dimensional formula of

If radius of the $1^{st}$ orbit of $H$-atom is $0.0529 \,nm$ then the radius of its $3^{rd}$ orbit is

For which colour, angle of d eviation is minimum?

If $\upsilon_{s}$ is the velocity of sound in air and $\upsilon$ is the $rms$ value, then

An electron of charge $e$ is orbiting in a circular path of radius $r$ with a uniform speed $v$. Its magnetic moment will be

A spring of force constant $k $ is cut into two pieces such that one piece is double the length of the other. Then the longer piece will have a force constant of

A particle at the end of a spring executes simple harmonic motion with a period $T_1$, while the corresponding period for another spring is $T_2$ . If the period of oscillation with the two springs in parallel is $T$, then

The equation of projectile is $y = ax - bx^2$ where $a$ and $b$ are the constants. Its horizontal range is

Radius of $n^{th}$ orbit of $H$-like particles is proportional to

The kinetic energy of a particle moving along a circle of radius $R$ is $K$. The force acting on the particle is

Pyrometer is an instrument used to measure

Hydrogen is at temperature $T$ and helium is at temperature $2T$. The internal energy of both gases is the same. The ratio of number of moles of hydrogen and helium gases is

A force F acting on a body depends on the distance $x$ as $F \propto x^{-1/3}$. The power delivered by $F$ will depend on distance $x$ as

A wave is expressed by the equation $ y= a\,sin [\frac{\pi x}{2a} - \frac{\pi t}{2}]$ where $x$ and $y$ are in $m$ and $t$ in $s$. The distance travelled by the wave in $3 \,s$ is

What will be the effect of using white light in place of sodium light in the Young's double slit experiment?

According to Bohr's model, relation between the radius of an orbit and principal quantum number is

For which of the following voltages will the wavelengh of emitted $X$-rays will be minimum?

The work done in shifting a particle of mass $m$ from the centre of the earth to the surface of the earth is (Where $M$ is the mass of the earth and $R$ is the radius of the earth)