Physics Test 1

One amu is equal to __________

The SI unit of coefficient of viscosity is:

An example of scalar quantity is

Doppler Effect applies to

The dimensions of stain are

The emf of two cells can be compared by

Heat is the form of:

If the temperature of the sink is decreased, the efficiency of Carnot engine:

In RLC series AC circuit, when XL = XC then impedance is

Distance covered during one vibration of an oscillating body in term of amplitude A is:

The internal energy of an ideal gas is directly proportional to:

LASER light has the property of:

The charges on the quarks are

During projectile motion, the horizontal component of velocity:

Work done on the body equals to the

The critical temperature for mercury is:

The least distance of distinct vision for a normal eye is:

The property of a system that remains constant during an adiabatic process is called:

An accurate measurement of emf of a cell is made by

The magnitude of dot and cross product of two vectors are 6√3 and 6 respectively. The angle between them will be

The SI unit of plane angle is

The constant K in Coulomb’s Law depends upon

Lenz’s law is in accordance with the law of conservation of:

In which process entropy remains constant.

The phase difference between coils of three phase A.C is

Voltmeter is used to measure:

The resistance between (+) and (-) of ideal Op-Amp is

If a body of mass 10 kg is allowed to fall freely, its weight becomes.

If a radioactive isotope of silver have a half life of about 7.5 days. After 15 days the remaining isotope of its original is

Which of the following is not present in AC generator:

Slope of velocity time graph is

The oscillations in which amplitude decreased steadily with time are called:

When motor is at its Max. speed the back  e.m.f will be

How many times per second will an incandescent lamp reach maximum brilliance when connected to a 50Hz source?

The Celsius scale starts from:

The charge on the electron was calculated by:

For which position, blood pressure in the body have the smallest value?

Which of the following is least multiple:

Pull of earth on a mass of 20 kg on the surface of the earth is

Photon ‘A’ has twice the energy of photon ‘B’. What is the ratio of the momentum of ‘A’ to that of ‘B’?

Tolerance for silver band is:

The minimum number of unequal forces whose resultant will be zero

The frequency of waves produced in microwaves oven is:

During charging of a capacitor, the ratio of instantaneous charge and maximum charge on plates of capacitors at t = RC is

The idea of quantization of energy was  proposed by

[ML-1 T -2] is the dimension of

Boyle’s law holds for ideal gases in

Which of the following is similar to electron

Types of quarks are:

The temperature of the core of the reactor rises to about