Question
The S.I. unit of the electric flux is
Solution
In electromagnetism, electric flux is the measure of flow of the electric field through a given area. Electric flux is proportional to the number of electric field lines going through a normally perpendicular surface.
A machine does 600 J of work in 2 minutes. Find its power. Â
A body of mass 3 kg has a velocity of 4 m/s. Find its kinetic energy. Â
Which physical quantity has unit “Joule/second”? Â
If a lens forms an image of magnification -2, what is the nature of the image?
What is the unit of electric current? Â
For a cell terminal potential difference is 3.5 V when circuit is open and reduces to 2.5 V when cell is connected to a resistance of R = 10Ω then...
An object initially at rest explodes into several fragments. If no external forces act during the explosion, the center of mass of the fragments will:
Which of the following gas is used in the manufacture of Vanaspati Ghee?Â
In a long solenoid of 200 turns/cm carrying a current i, the magnetic field at center is 6.28Ă—10-2 T. If a second solenoid with 100 turns/c...
What is the SI unit of power?