Transmission System MCQs

Question 1

Helical gears have their teeth

Accepted Answer

Inclined to wheel rim

Answer

Straight over the wheel rim

Answer

Curved over the wheel rim

Answer

Cut on the surfaces of the frusta of cones

Question 2

Why bendix drive is provided for a starter?

Accepted Answer

To drive flywheel

Answer

To restart the drive pinion from flywheel after the engine starts

Answer

To start the motor

Answer

To operate solenoid

Question 3

Advantage(s) of friction clutch is/are

Accepted Answer

All of the above

Answer

Smooth engagement

Answer

Instant and easy engagement

Answer

Simple and easy regulating

Question 4

Which part of engine is having connection with pinion of starting motor?

Accepted Answer

Fly wheel

Answer

Crankshaft

Answer

Cam shaft

Answer

Damper pulley

Question 5

The creep in belt drive is due to the

Accepted Answer

Material of belt

Answer

Material of the pulleys

Answer

Unequal size of pulleys

Answer

None of these

Question 6

The power transmitted by a belt drive is maximum when the centrifugal tension as compared to the maximum tension is

Accepted Answer

One-third

Answer

Equal

Answer

Double

Answer

Three times

Question 7

When vehicle is cornering, the crown wheel is rotating at 400 rev/min. and the outer wheel is running at 420 rev/min, then the speed of the inner wheel of the final drive will be

Accepted Answer

380 rev. /min

Answer

420 rev. /min

Answer

400 rev. /min

Answer

440 rev. /min

Question 8

To tum the drive at 90° and to give the required speed reduction, the basic type of gearing is-

Accepted Answer

Both

Answer

Bevel gear

Answer

Worm and worm wheel

Question 9

What is the ratio of final reduction shift position?

Accepted Answer

4.35

Answer

3.858

Answer

2.333

Answer

0.999