![SOLVED: 1. A steam power station has an overall efficiency of 25% and 0·5 kg of coal is burnt per kWh of electrical energy generated. Calculate the calorific value of fuel. Heat SOLVED: 1. A steam power station has an overall efficiency of 25% and 0·5 kg of coal is burnt per kWh of electrical energy generated. Calculate the calorific value of fuel. Heat](https://cdn.numerade.com/ask_previews/cd97ac76-a861-4a4d-a0ba-2d7a86194f10_large.jpg)
SOLVED: 1. A steam power station has an overall efficiency of 25% and 0·5 kg of coal is burnt per kWh of electrical energy generated. Calculate the calorific value of fuel. Heat
![SOLVED: kWh "kilowatt hour (kWh)" is commonly used unit of energy: kWh is the energy corresponding KW of power applied for out (Or KW of power hour , kW of power for SOLVED: kWh "kilowatt hour (kWh)" is commonly used unit of energy: kWh is the energy corresponding KW of power applied for out (Or KW of power hour , kW of power for](https://cdn.numerade.com/ask_images/12e3e3c46de64d20bb1a7f0b991dbb46.jpg)
SOLVED: kWh "kilowatt hour (kWh)" is commonly used unit of energy: kWh is the energy corresponding KW of power applied for out (Or KW of power hour , kW of power for
![SOLVED: Electrical energy is usually measured in kiloWatt*hours, kWh. A Watt is 1 joule per second. A kiloWatt is 1000 joules per second. An hour has 3600 seconds. Therefore 1 kWh = SOLVED: Electrical energy is usually measured in kiloWatt*hours, kWh. A Watt is 1 joule per second. A kiloWatt is 1000 joules per second. An hour has 3600 seconds. Therefore 1 kWh =](https://cdn.numerade.com/ask_previews/9cffe303-ac21-4d82-a46f-5cb70d86ed2d_large.jpg)