Q. The energy equation based on the principle of conservation of energy is

View solution

Q. When the spring or rubber band is released after stretching or compressing, the elastic potential energy can be converted into

View solution

Q. The dissipated energy is usually due to

View solution

Q. The energy stored in the body of a diver allows him to exert a push to bend the diving board is

View solution

Q. The ratio for the efficiency of a machine is

View solution

Q. As the pendulum swings, some of its total energy is converted to thermal energy due to

View solution

Q. The capacity to do work is known as

View solution

Q. When connected to an electric circuit, the chemical potential energy stored by the battery is converted into

View solution

Q. As per principle of conversion of energy, energy can

View solution

Q. The food we eat contains chemical potential energy that can be converted to

View solution

Q. By burning fuels, the stored chemical energy in these fuels is converted to

View solution

Q. The SI unit of energy is

View solution

Q. In its raised position, a hammer possesses

View solution

Q. The energy stored in fossil fuels like coal and oil is

View solution

Q. The energy output is always less than the energy input, because

View solution

Q. Potential energy can be converted into

View solution

Q. When energy is converted from one form to another or transferred from one body to another, the total amount

View solution

Q. Solar energy is converted by plants through the process of photosynthesis into

View solution

Q. The efficiency of the power station is only about

View solution

Q. Wind and waves can be used to turn turbines that convert kinetic energy into

View solution