List of top Physics Questions asked in MHT CET

A $ 2V $ battery, a $ 990 \, \Omega $ resistor and a potentiometer of $ 2m $ length, all are connected in series of the resistance of potentiometer wire is $ 10 \, \Omega $ , then the potential gradient of the potentiometer wire is
Moment of inertia of big drop is $ I $ . If $ 8 $ droplets are formed from big drop, then moment of inertia of small droplet is
At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string at that instant is
A wave travelling along a string is described by the equation $ y=A\,sin\,\left(\omega t-kx\right) $ The maximum particle velocity is
A parallel plate condenser with oil (dielectric constant 2) between the plates has capacitance C. lf oil is removed, the capacitance of capacitor becomes
A galvanometer of resistance $ 50\,\Omega $ is connected to a battery of $ 3 \,V $ along with a resistance of $ 2950\,\Omega $ in series. A full scale deflection of $ 30 $ divisions is obtained in the galvanometer. In order to reduce this deflection to $ 20 $ divisions, the resistance in series should be
The angle between particle velocity and wave velocity in a transverse wave is
A particle having almost zero mass and exactly zero charge is
A $ 20\,mu F $ capacitor is connected to $ 45\,V $ battery through a circuit whose resistance is $ 2000\, \Omega $ . What is the final charge on the capacitor ?
A long spring is stretched by $ 2\,cm $ and its potential energy is $ U $ . If the spring is stretched by $ 10\,cm $ ; its potential energy will be
A change of $8.0 mA$ in the emitter current brings a change of $7.9 mA$ in the collector current. The values of $\alpha$ and $\beta$ are
A hollow sphere is filled with water through the small hole in it. It is then hung by a long thread and made to oscillate. As the water slowly flow out of the hole at the bottom, the period of oscillation will
Which of the following while in motion cannot be deflected by magnetic field ?
The charge carriers in a $ p $ -type semiconductor are
The graph between the time period and the length of a simple pendulum is
If $ g $ is the acceleration due to gravity on earth?s surface, the gain of the potential energy of an object of mass $ m $ raised from the surface of the earth to a height equal to the radius $ R $ of the earth is
The potential energy of a simple harmonic oscillator, when the particle is half way to its end point is (where $ E $ is the total energy)
Two drops of equal radius coalesce to form a bigger drop. What is ratio of surface energy of bigger drop to smaller one ?
If in a wire of Young�s modulus $ Y $ , longitudinal strain $ X $ is produced then the potential energy stored in its unit volume will be
If a magnetic substance is kept in a magnetic field then which of the following substances is thrown out ?
Potentiometer measures the potential difference more accurately than a voltmeter because
According to Hooke�s law of elasticity, if stress is increased, then the ratio of stress to strain
An open $ U $ -tube contains mercury. When $ 11.2 \,cm $ of water is poured into one of the arms of the tube, how high does the mercury rise in the other arm from its initial unit ?
We consider a thermodynamic system. If $ \Delta U $ represents the increase in its internal energy and $ W $ the work done by the system, which of the following statements is true ?
The gases carbon-monoxide $ (CO) $ and nitrogen at the same temperature have kinetic energies $ E_1 $ and $ E_2 $ respectively. Then