Physics Test 2

The application of mutual induction is a

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?

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

An ideal voltmeter would have an infinite

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

Derived units have-----kinds?

The distance between two consecutive wave fronts is called:

The Celsius scale starts from:

Which of the following waves could be polarized?

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

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

Swing is produced to:

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

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

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

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

The SI unit of power is

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

The half of uranium – 238 is

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

Work done on the body equals to the

Geo-stationary satellite completes one rotation around earth in.

Which of the following is not present in AC generator:

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

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

One mega watt hour is equal to.

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

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

Motion of projectile is _____________ dimensional.

At center of earth acceleration of gravity is

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

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

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

The frequency of waves produced in microwaves oven is:

Kirchhoff’s first rule is:

The minimum number of unequal forces whose resultant will be zero

An example of scalar quantity is

The blood pressure in the vessels is always:

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

An accurate measurement of emf of a cell is made by

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

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

Soap film exhibit brilliant colors in sun light due to:

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:

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

There are types of modulation.

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?

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

The time period of a second's pendulum is?