Quiz Questions

Question 1 1 Marks

Which is the commonly used cooling medium in the marine engine?

A

Fan

B

Coolant

C

Sea water

D

Cooling water

Question 2 1 Marks

How much maximum pressure, develops by high pressuer diesel pump in CRDI engine

A

500 Kg/cm2

B

800 Kg/cm2

C

2000 Kg/cm2

D

1600 Kg/cm2

Question 3 1 Marks

What is the reason for the emission of particulate matter?c

A

Due to complete combustion

B

Due to incomplete combustion

C

Due to excess air supplied

D

Due to atmospheric mixture

Question 4 1 Marks

Which type of chisel used for squaring material at the corners?

A

Flat chisel

B

Half round chisel

C

Cross cut chisel

D

Diamond point chisel

Question 5 1 Marks

Which device used to increase the torque?

A

Clutch

B

Engine

C

Flywheel

D

Gear reduction drive

Question 6 1 Marks

What is the speed ratio cam shaft to crank shaft?

A

Half

B

Equal

C

Double

D

Triple

Question 7 1 Marks

Which bearing used in gear boxes?

A

Ball bearing

B

Roller bearing

C

Needle bearing

D

Taper roller bearing

Question 8 1 Marks

Which type of NDT method used ferrous particles are applied to the area between the poles?

A

Ultra sonic testing

B

Radiographic testing

C

Liquid penetrate testing

D

Electro magnetic yoke testing

Question 9 1 Marks

Which machine can be used any where in the field for welding away from electric main supply?

A

Motor generator set

B

Engine generator set

C

AC arc welding machine

D

AC welding transformer with a rectifier

Question 10 1 Marks

What is the main purpose of the lubricant?

A

Minimise the friction

B

Increase the friction

C

Increase the wearness

D

Increase the noise

Question 11 1 Marks

Which part is connected and complete the Horn circuit of the push button pressed?

A

Core

B

Tone disc

C

Horn points

D

Ground plate

Question 12 1 Marks

Which marking device used to scribe circle?

A

Jenny caliper

B

Inside caliper

C

Spring divider

D

Out side caliper

Question 13 1 Marks

Where the compression ring is fitted in the piston?

A

Above the oil ring in piston

B

Bottom of the piston skirt

C

Piston between oil ring and piston pin

D

Connecting rod between piston pin and bottom of skirt

Question 14 1 Marks

Which condition the tyre pressure not to be checked?

A

Tyre is cold

B

Tyre is carrying load

C

Before start of journey

D

Tyre is hot after long run

Question 15 1 Marks

Which can be measured by feeler gauge?

A

Radius

B

Screw pitch

C

Surface roughness

D

Gap between mating parts

Question 16 1 Marks

What type of emf is produced if the conductor moved and cut the magnetic field?

A

Dynamically induced emf

B

Statistically induced emf

C

Electro-chemical induced emf

D

Electro-magnetic induced emf

Question 17 1 Marks

How the battery capacity is expressed?

A

Ampere - hour rating

B

Voltage - hour rating

C

Ampere rating

D

Voltage rating

Question 18 1 Marks

Which part of drill bit fits in to the slot of drilling machine spindle?

A

Body

B

Tang

C

Flute

D

Web

Question 19 1 Marks

What is the use of catalytic converters?

A

Control the noise

B

Control the emission

C

Control the temperature

D

Control the fuel consumption

Question 20 1 Marks

Which type of pump used in the hydraulic
jack?

A

Gear pump

B

Plunger pump

C

Vane pump

D

Internal gear pump