Day 2 Progress Check

Question 1

Which of the following is NOT a primary function of the crankcase?

Answer 1

Mixing air and fuel.

Question 2

What is the main purpose of pistons in a reciprocating engine?

Answer 2

To convert gas force into mechanical movement.

Question 3

In the cylinder head, which component helps control the flow of gases?

Answer 3

Valves

Question 4

What is the primary function of the crankcase in a reciprocating engine?

Answer 4

To provide a central housing and form the foundation of the engine.

Question 5

Which accessory in the engine is responsible for generating electrical sparks for igniting the air-fuel mixture in the cylinders?

Answer 5

Magneto

Question 6

Which component is described as a hollow tube fixed to the crankcase and houses the pistons?

Answer 6

Cylinder

Question 7

What material is predominantly used for the construction of the crankcase due to its lightweight properties and strength?

Answer 7

Aluminum alloy

Question 8

Connecting rods play a crucial role in:

Answer 8

Transmitting motion and force from the piston to the crankshaft.

Question 9

The valve-operating mechanism is primarily responsible for:

Answer 9

Precisely controlling the opening and closing of the valves.

Question 10

Which gear type is ideal for heavier loaded accessories due to minimal backlash in the accessory gear train?

Answer 10

Spur-type gears