COMMERCIAL UNIT OF ENERGY

Write commercial and SI units of energy. Calculate the cost of electric energy consumed by an electric heater rated with 50 W used for 2 hours daily in the month of April. The cost of one unit of electric energy is Rs. 5.

Write commercial and SI units of energy. Calculate the cost of electric energy consumed by an electric heater rated with 50 W used for 2 hours daily in the month of April. The cost of one unit of electric energy is Rs. 5.

Assertion : if the units of force and length are doubled, the unit of energy will be 4 times. Reason : The unit of energy is independent of the units of force and length

The ratio of SI units to CGS units of energy

Commercial Units

Explain the relation between, the commercial and SI unit of energy.

What is the commercial unit of electrical energy ? Represent it in terms of joules.

What is the commercial unit of electrical energy ? Represent it in terms of joules.