MECH_Technicalquiz_round 01

Rotameter is used to measure

• viscosity

• flow

• density

• all of the above

Which of the following absorbs all radiation falling on it

• Opaque body

• Ideal body

• Black body

• Polished body

_____ is the lightest and most volatile fuel

• Gasoline

• Fuel oil

• Kerosene

• None of the above

Semisolid lubricant is

• Caster oil

• Lard oil

• Grease

• All of the above

Ceramics are good_____

• Conductors

• Insulators

• Super conductors

• Magnetic material

In polymers, composites polymer act as a

• Matrix

• Reinforcement

• Interphase

• Interface

Which of the following has minimum atomic mass

• Oxygen

• Sulphur

• Nitrogen

• Carbon

The atomic mass of oxygen is

• 12

• 14

• 16

• 26

1 Kilowatt is equal to

• 1000 watt

• 100 watt

• 10 watt

• None of the abovre

According to length, bolts are measured in

• Inches

• Centimeter

• Millimeter

• All of the above