Engine parts

What is the main function of a piston in an engine?

• To control the timing of air-fuel mixture entry

• To rotate the crankshaft

• To regulate the supply of fuel

• To convert pressure energy into mechanical power

Which material is generally used for engine valves?

• Silico-chrome steel

• Aluminium alloy

• Copper alloy

• Cast iron

What is the function of a governor in an engine?

• To rotate the crankshaft

• To control the timing of air-fuel mixture entry

• To convert energy into mechanical power

• To regulate the supply of fuel

What is the purpose of a flywheel in a vehicle transmission system?

• To maintain constant engine speed

• To regulate the supply of fuel

• To convert energy into mechanical power

• To control the timing of air-fuel mixture entry

Which type of engine valve is known for its silent operation?

• Butterfly valve

• Rotary valve

• Sleeve valve

• Poppet valve

What is the function of piston rings in an engine?

• To control the timing of air-fuel mixture entry

• To regulate the supply of fuel

• To maintain a good seal between piston and cylinder wall

• To convert pressure energy into mechanical power

Which part of the engine is responsible for converting reciprocating motion into rotary motion?

• Connecting Rod

• Crankshaft

• Piston

• Camshaft

What is the main purpose of a cylinder liner in an engine?

• To control the timing of air-fuel mixture entry

• To regulate the supply of fuel

• To avoid cylinder wear

• To convert energy into mechanical power

Which type of engine valve is commonly used in automobile engines?

• Poppet valve

• Sleeve valve

• Rotary valve

• Gate valve

What is the function of a crankshaft in an engine?

• To regulate the supply of fuel

• To convert energy into mechanical power

• To control the timing of air-fuel mixture entry

• To maintain constant engine speed