When you switch on the tube light in your house, a change happens.
True
False
When you switch on the tube light in your house, the electrical energy from the main power source gets converted to light energy. Hence change occurs.
State True/ False You encounter a change when you switch on the tube light in your house.
You encounter a change when you switch on the tube light in your house.
State what happens when you switch off and switch on a circuit?
In my house there is one tube light for each room. I am now in the kitchen. No one else is in the house. How many tubelights must be switched on in the house now if I want to conserve electricity?