Engineering Quiz

Oil and grease fires, which are class B fires, can be extinguished with a __________extinguisher.

• Soda acid

• Dry chemical

• Water

• All of these

The methodology of 5S comes from deciding-

• What should be kept

• Where should be kept

• How it should be stored

• All of these

Brass is an alloy of-

• Copper and tin

• Lead and tin

• Copper and zinc

• Copper and silver

Increase of carbon content in steel in results-

• Increase in hardness

• Increase in malleability

• Increase in ductility

• Increase in strength

What type of thread are suitable for small precision component and measuring gauges?

• British association threads

• Withworth screw threads

• Acme threads

• Square threads

The abrasives recommended for grinding materials of low tensile strength is

• Silicon carbide

• Aluminum oxide

• Sand stone

• Diamond

What coolant is recommended for lapping aluminum or copper?

• Kerosene

• Lard oil

• Soda water

• Dry

For tapping with M5 tap, what size drill you use?

• 4.5mm

• 4.0mm

• 3.8mm

• 3.5mm

The taper shank of drill of 20mm diameter has?

• MT-1 taper

• MT-2 taper

• MT-3 taper

• MT-4 taper

Grinding with a balanced grinding wheel will make it possible to achieve the required.

• Dimensional accuracy with surface finish

• Positional tolerance surface finish only

• Positional tolerance

• Pattern of lay