negative
Positive
zero
negative or positive or zero
If a copper wire is increased to double its length, its resistance will become
If a fuse blows frequently, one should
If a lift is going up with acceleration, the apparent weight of a body is
If a liquid is heated in space under no gravity, the transfer of heat will take place by process of
If a magnet is cut into two pieces of equal length
If a moving body turns its speed to 1.5 times, what will be the impact on its kinetic energy?
If a physical quantity has the units - ampere meters per second squared, then what are its dimensions?
If a real object is placed just inside the focal point of a diverging lens, the image is
If a sound travels from air to water, the quantity that remain unchanged is
If a stationary electron is in a uniform magnetic filed, it will be
