What is the SI Unit of Frequency?

Which of the following is the correct match of the column-A with column-B?

What is the potential energy of a dipole (p) in an electric field (E) in unstable equilibrium?

There is an electric bulb of 50 Watts which is used for 6 hours a day. Calculate how much KWH of energy would be consumed by the bulb in one day.

The kinetic energy obtained by a mass (m) while traveling a distance from a state of rest under the influence of a constant force is directly proportional to which of the following?

An object of 5.0 kg is raised through a height off 2.0 m. The work done in the process is:

(Take g = 9.8m/s²)

Work done by a passenger standing on a platform holding a suitcase weighing 10 kg is:

An object having a mass 'm' moving with a velocity 'v' possesses a kinetic energy 'k'. If its velocity is doubled, its kinetic energy will become:

What enables an electric current to flow in a circuit?

Which among the following is an ‘action-at-a-distance’ force?

1 horse power is equal to approximately ______ watts.

If the force between the two charges 5 μC and 9 μC is .05 N, Calculate the distance by which they are separated?

When did Hans Christian Oersted discover that the flow of electric current in a wire could deflect a nearby magnetic compass needle?

What is the Formula of force ?

When sunlight falls on solar cells, the energy from the sun is converted into: 

Which of these is the weakest force in nature?

The substances which reduce friction are called _________.

Which of the following statements regarding Humidity are correct?

1. Absolute humidity represents the actual amount of water vapor present in the air, irrespective of the air’s capacity to hold moisture.

2. Relative humidity decreases when the temperature rises, even if the amount of moisture in the air remains unchanged.

3. The dew point is the temperature at which the air becomes fully saturated with water vapor.

Select the correct answer using the codes given below.

Which of the following is NOT a fundamental or base units?

Determine the potential energy acquired by a 1 kg mass when it ascends to a height of 2 m (where g = 10 m/s²).

Match the Following – SI Units (Base & Derived)

A man lifts a luggage of 25 kg from the ground and puts it on the head, 2.5m above the ground. If the value of g = 10 m/s², then the value of work done by him on the luggage is:

m/s² is the unit of which of the following?

A spacecraft in deep space far from any gravitational influence is moving in a straight line at a constant speed. What will happen if no external force acts on it?

An object of 5.0 kg is raised through a height off 2.0 m. The work done in the process is:

(Take g = 9.8m/s²)

Match the columns.

Column-A                               Column-B

i. Electric current                   a. Henry
ii. Potential difference          b. Farad
iii. Capacitance                      c. Volt
iv. Inductance                         d. Ampere

Which of the following laws states that electric current 'I' flowing through a metallic wire is directly proportional to the potential difference 'V', across its ends provided its temperature remains constant?

 What special name is given to the frictional force exerted by a fluid?

Match the following:

(1) Current                             Ohm

(2) Resistance                       Ampere

(3) Power                              Kelvin

(4) Temperature                    Watt

How many types of electric current are there?

Which of the following statements is NOT correct?

Which physicist is known to establish the relationship between mechanical work and heat transfer?

Match the following between List I and List II.

What enables an electric current to flow in a circuit?

Which of the following is the correct match of the column-A with column-B?

Acceleration is measured in what SI unit?

Weber is the unit of _______.

_____ was known as a unit of measurement of land before the British rule, the size of the land varied, in Bengal the British standardised it to about one-third of an acre.

What is the SI unit of time?

What is the S.I. unit of work and energy?

For which of the following quantities does the unit of time appear twice in the denominator?

What is the formula of Interia?

A seesaw is an example of which concept of physics?

Tesla is the unit of _______.

Choose the incorrect statement from the following.

What unit of measurement is used by astronomers to measure the distance between two stars?

The ability of a charged particle to do work is known as ________.

Calculate the power of the heater if it consumed 1.44 kWh energy in 12 hours.

 A ball accelerates from 6m/s to 12m/s in 4s. Then find its acceleration?

What is the power of ‘second’ in the SI unit of acceleration?