Engine Components

What is the primary function of an engine?

• To convert mechanical energy into heat

• To convert one form of energy into mechanical energy

• To store energy

• To reduce the speed of a vehicle

What type of engines burn fuel inside the engine cylinder?

• External combustion engines

• Electric engines

• Internal combustion engines

• Steam engines

What is the main part of an engine that consists of the cylinder in which the piston slides up and down?

• Piston ring

• Crankshaft

• Cylinder block

• Cylinder head

Which material is commonly used for making cylinder blocks?

• Copper

• Wood

• Plastic

• Aluminium and its alloys

What is the function of the piston in an engine?

• To seal the engine

• To ignite the fuel

• To convert pressure energy into mechanical power

• To cool down the engine

What are the two types of piston rings?

• Fixed rings and movable rings

• Metal rings and plastic rings

• Compression rings and oil control rings

• Sealing rings and cooling rings

What is the purpose of the crankshaft in an engine?

• To filter the fuel

• To store oil

• To convert the reciprocating motion of the piston into rotating motion

• To control the engine temperature

Which part of the engine is responsible for the opening of the valves?

• Flywheel

• Piston

• Crankshaft

• Camshaft

What is the function of the flywheel in an engine?

• To ignite the fuel

• To keep the crankshaft running at a constant speed

• To filter the engine oil

• To increase engine power

What material is generally used for piston rings?

• Plastic

• Aluminium

• Fine grained alloy cast iron

• Rubber