Question Detail

Which instrument is used to determine the intensity of colours ?

Cathetometer
Chronometer
Colorimeter
Commutator

Answer: Option C

Explanation:

Cathetometer - is used to determine heights,

Chronometer - is used to longitude of a vessel at sea,

Commutator - is used to convert AC to DC.

1. What is unit of Work and Energy ?

Joule
kilogram
amphere
meter

Answer: Option A

2. What is the maximum value of deforming force upto which a material shows elastic property and above which the material loses it ?

Elasticity
Strain
Elastic Limit
Stress

Answer: Option C

3. Name of the instrument to measure atomspheric pressure ?

Barometer
Barograph
Bolometer
Callipers

Answer: Option A

Explanation:

Barograph - Recordings of atmospheric pressure,
Bolometer - Used to measure heat radiation,
Callipers - Used to measure inner and outer diameters of bodies.

4. Nuclear sizes are expressed in a unit named

Fermi
Angstrom
Newton
Tesla

Answer: Option A

5. unit of Pressure is

newton second
pascal
watt
newton per meter

Answer: Option B

Explanation:

newton second is unit of impulse,

watt is unit of Power,

newton per meter is unit of Surface Tension.