Energy
Energy - Any thing, which is able to do work as defined above, possesses energy. We, therefore, define energy as the capacity to do work. Energy is measured by the amount of work that a body can do. Therefore, SI unit of energy is also jou..
Energy
Any thing, which is able to do work as defined above, possesses energy. We, therefore, define energy as the capacity to do work. Energy is measured by the amount of work that a body can do. Therefore, SI unit of energy is also jou..
Energy
Energy is the capacity to do work. Energy is measured by the amount of work that a body can do. Therefore, SI unit of energy is also joul..
Energy
Energy can be defined as the ability to do work. A good source of energy would be the one which would: do a large amount of work per unit volume or mass be easily accessible be easy to store and transport and be economical Fossil Fuel Fossil fuel is a hydr..
Commercial Unit of Energy
Commercial Unit of Energy - The SI unit joule is too small to express very large quantities of energy. Hence we use a bigger unit called kilowatt hour (kWh) to express energy. 1 kWh is the amount of energy consumed by an electric..
Commercial Unit of Electrical Energy
Commercial Unit of Electrical Energy - Kilowatt - hour is the commercial unit of electrical energy. We have seen that power is the rate of energy consumed or delivered. If 1 joule of energy is used per second, we say that energy ..
Units of Heat Energy
Units of Heat Energy - Heat being a form of energy can be measured. What is the unit of heat energy? In CGS system, heat is measured in calories. Calorie is defined as 'the heat energy required to increase the temperature of 1gm of water t..
Commercial Unit of Electrical Energy
Kilowatt - hour is the commercial unit of electrical energy. We have seen that power is the rate of energy consumed or delivered. If 1 joule of energy is used per second, we say that energy is used at the rate of 1 watt. In other words, if ener..
Commercial Unit of Electrical Energy
Commercial Unit of Electrical Energy - The unit 'watt' is very small. Therefore, in actual practice we use a much larger unit called 'kilowatt'. It is equal to 1000 watts. Since electrical energy is the product of power and time, watt hour (W h) can..
Commercial Unit of Electrical Energy
The unit 'watt' is very small. Therefore, in actual practice we use a much larger unit called 'kilowatt'. It is equal to 1000 watt..
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