Can a huge amount can be saved in a capacitor
Tell me what is pascal s principle?
According to coulombs law, if two charged particles are repelled with a given force at a distance d, by what multiple will the force decrease by if d is increased by 4times?
Explain the Principle of Calorimetry ?
What is the difference between free electron theory and band theory of solids?
Why does ink not spread n the paper used in the ?slick? ?
Explain radio telescopes?
Why does a water pump becomes ineffective, when water ha to be raised through a height grater than 30 ft. ?
Why ate the telegraph wires kept a little loose ?
Can a solid and liquid together be possible?
How echo is produced?
Why is the earth not used as a return wire in a telephone system, while it is dine so in case of telegraph system.
The system shown in the figure is in equilibrium. The metal spheres are identical and each has a mass of 2 kg. The surface areas of the pistons are equal and 100 square centimeters each. The density of water is 1 g per cubic centimeter. Assuming that the frictions and masses of the pistons are negligible, what is the mass of G? ( g = 10N/kg )