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?
 

Siphon will fail to work if 

Consider the following statements:

1. Fermi is a unit of length used to measure nuclear distances.

2. Angstrom is a unit of length used to measure the wavelength of light.

Which of the statements given above is/are correct?

What is the SI Unit of Frequency?

Calculate the power generated if the work done is 24000 J in 1 minute.

Which among the following is the value of 1 Horse Power in Watts?

Calculate the Power when the Work done in 40 seconds is 640J.

Which of the following is in accordance with the Joule's first Law of Heating?

A boy of mass 50 kg, runs up a staircase of 45 steps in 10 s. If the height of each step is 14 cm, find his power. (Take g = 10 ms⁻²)

Which of the following is a correct equation of motion?

Find the power when the work done in 2 minutes is 4800 J.

'V = IR' is the formula for which of the following laws?

What is the value of the Permittivity of Free Space?

Which of the following is NOT an equation of motion?

A ball of mass 0.6 kg is dragged in the upward direction on an inclined plane. Calculate the total potential energy gained by this ball given that the height of the wedge is 0.3 metre.

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

Find the potential energy of a 2kg body which gained a height of 5m(g= 10m/s²).

Calculate the Power generated if the work done is 24000 J in 1 minute.

Calculate the potential energy gained by a body of mass 1kg when it reaches a height of 2m (g = 10m/s²).

Identify which of the following is the unit of Magnetic Field Density.

According to Gauss's law for magnetism, the total magnetic flux through a closed surface is equal to

If a rocket is propelled from Earth to the moon, then its velocity is ________.

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

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

The loudness of sound is measured in

What enables an electric current to flow in a circuit?

How many types of electric current are there?

When did Michael Faraday discover electromagnetic induction, the principle behind the electric transformer and generator?

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

The sum of all potential changes in a closed circuit is zero. This is called _____________.

What enables an electric current to flow in a circuit?

Which of the following is/are necessary components to have a functioning electric circuit?

Which of the following is/are example(s) of non-contact force?

What is a continuous and closed path of an electric current called?

Which of the following is NOT applicable to force?

What is the gravitational force exerted on a mass called?

How many types of electric current are there?

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

According to Newton, what force keeps the planets in orbit around the Sun?

Which instrument is based on Archimedes Principle?

Select the option in which the words share the same relationship as that shared by the given pair of words.

Resistance : Ohm

Who founded and named the science of electromagnetism?

What will happen if an object begins to move and there is no friction at all?

For which of the following discoveries in 1827 was the German physicist Georg Simon Ohm best known?

Acceleration is measured in what SI unit?

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?

Momentum is measured as the product of:

An electric iron of 1200 W is used for 5 hours per day. Then the energy consumed in one day by the iron is: