Work, Power and energy

Work and Energy

In nuclear power station energy of uranium is used for producing-

What do we mean by power and energy ? Given their units .

A) Work and energy have the same units in any given system of measurement B) Work and power have the same ratio of SI unit to C.G.S unit

STATEMENT-1: Kilowatt hour is a unit of power STATEMENT-2: Work done energy have same SI units. STATEMENT-3: Dimensions of work is ML^(2)T^(2).

The SI unit of work or energy is joule. Explain why the work and energy have same SI unit.

A wind - powered generator converts wind energy into electrical energy . Assume that the generator convents a fixed fraction of the wind energy intercepted by to blades into electrical energy for wind speed V , the electrical power output will be propertional to

For energy density, power and intensity of any wave choose the correct options.

The system in which there is no exchange of matter, work, or energy from the surroundings is

Which one has the dimensions different from the remaining three A. power B. work C. torque D. energy