Units, Devices, Dimensions and Measurements mcq questions and answers for competitive exams

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Units, Devices, Dimensions and Measurements mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online
1.
Which of the following devices converts electrical energy into mechanical energy?

a
Inductor
b
Dynamo
c
Transformer
d
Electric motor

2.
Which instrument is used to record spectra?

a
Sextant
b
Spherometer
c
Spectroscope
d
Spectrometer

3.
Newton is used to measure

a
Area
b
Force
c
Speed
d
Volume

4.
Kilogram square meter is unit of

a
Frequency
b
Angle Velocity
c
Momentum
d
Moment of Inertia

5.
Which instrument is used to compare luminous intensity of the source of light?

a
Periscope
b
Polygraph
c
Pykometer
d
Photometer

6.
Which instrument is used to convert AC to DC?

a
Colorimeter
b
Commutator
c
Chronometer
d
Cathetometer

7.
Which instrument is used to measures force and velocity of wind and directions?

a
Altimeter
b
Ammeter
c
Audiometer
d
Anemometer

8.
Which instrument is used to measure heat radiation?

a
Radar
b
Salinometer
c
Refractometer
d
Radio micrometer

9.
Kelvin is used to measure

a
Angle
b
Solid Angle
c
Temperature
d
Intensity of flame

10.
Which instrument is used to measures strength of electric current?

a
Ammeter
b
Altimeter
c
Audiometer
d
Anemometer

11.
Unit of Pressure is

a
watt
b
pascal
c
newton second
d
newton per meter

12.
Kilogram meter per second is unit of

a
Frequency
b
Angle Velocity
c
Momentum
d
Moment of Inertia

13.
Name of the instrument is used to measure inner and outer diameters of bodies?

a
Callipers
b
Bolometer
c
Barograph
d
Barometer

14.
What is used to measure Intensity of illumination?

a
lux
b
weber
c
angstrom
d
light year

15.
Unit of Power

a
watt
b
pascal
c
newton second
d
newton per meter

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Units, Devices, Dimensions and Measurements mcq questions and answers for competitive exams

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