Result:
1/10
1. Why is sand filled in the bottle when making an emergency lamp?
For beauty
To conduct electricity
To prevent it from tipping over (for stability)
To get light
2/10
2. What happens when electricity passes through the body?
Get energy
Electric shock
Glows
None of these
3/10
3. What is the main reason why the human body acts as an electrical conductor?
Because of blood
Due to the presence of water in cells
Because of bones
Because of skin
4/10
4. What is the main cause of death due to Electric Shock?
Burns
Unconsciousness
Cardiac arrest (Heart failure)
Bleeding
5/10
5. What is the standard voltage of electricity usually supplied to homes?
9 V
110 V
230 V
440 V
6/10
6. What is the first thing to do to save a person who has received an electric shock?
Pour water
Pull them away
Disconnect the electricity (Switch off)
Call a doctor
7/10
7. Which object can be used to separate a person who has received a shock from the circuit?
Iron rod
Wet stick
Dry wooden stick
Aluminum wire
8/10
8. The device that converts chemical energy in fuels into mechanical energy and then into electrical energy?
Motor
Generator
Fan
Heater
9/10
9. The part connected to the generator in hydroelectric power stations that rotates when water falls?
Turbine
Fan
Wheel
Switch
10/10
10. From which type of power plants is the most electricity produced in Kerala?
Thermal Power Plant
Nuclear Power Plant
Hydroelectric Power Plant
Wind Farm