Physics Test 2

When two forces of 20N and 30N act simultaneously on a body, what is the maximum possible magnitude of their resultant force?

The SI unit of power is

Swing is produced to:

The half of uranium – 238 is

The time period of a second's pendulum is?

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

Which of the following is not present in AC generator:

The Celsius scale starts from:

The Boolean expression X = A + B represents the logic operation of

At center of earth acceleration of gravity is

Which of the following waves could be polarized?

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

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

If the density of a cube is determined by measuring the mass and length of its side, and the maximum error in measurement of mass and length is 3% and 2% respectively, what will be the maximum error in the measurement of density?

If particles P and R, each having the same mass, are dropped from rest through the same potential difference, where P has a charge of +q and R has a charge of +9q, what is the resulting ratio of their speeds?

Which expression is correct for the time period of a simple pendulum:

The blood pressure in the vessels is always:

The frequency of waves produced in microwaves oven is:

When momentum is equal to K. E. what is the velocity? The velocity of the object is

There are types of modulation.

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

Geo-stationary satellite completes one rotation around earth in.

When a body moves in a circle, the angle between its linear velocity and angular velocity is always?

If the error in the measurement of mass is 2% and the error in the measurement of velocity is 3%, then the error in the measurement of kinetic energy is

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

A pipe has a cross-sectional area of 20 cm², and water is flowing out of the pipe with a velocity of 5 m/s. What is the mass of water that exits the pipe in 1 second?

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

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

A snooker ball moving with velocity v collides head on with another snooker ball of same mass at rest. If the collision is elastic, the velocity of the second snooker ball is:

Temperature, pressure etc are converted into electronic informations by devices called

Work done on the body equals to the

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

An accurate measurement of emf of a cell is made by

An example of scalar quantity is

Soap film exhibit brilliant colors in sun light due to:

One mega watt hour is equal to.

Kirchhoff’s first rule is:

Motion of projectile is _____________ dimensional.

Electrons have negative charge and its mass is ----?

The substance in which the atoms don’t form
magnetic dipole are called

The minimum number of unequal forces whose resultant will be zero

What is the acceleration experienced by a fog droplet as it falls downward?

Derived units have-----kinds?

If a voltmeter measures 250V and frequency is 50Hz,what will be the peak value?

The application of mutual induction is a

Beats can be heard when the difference of frequency is not more than:

An ideal voltmeter would have an infinite

Two vectors to be combined have magnitudes 60 N and 35 N. The correct answer for the magnitude of
their resultant will be:

The distance between two consecutive wave fronts is called:

When the bob of simple pendulum is at extreme position, it ha