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
46.
What is unit of Work and Energy?

a
meter
b
Joule
c
amphere
d
kilogram

47.
Steredian is used to measure

a
Angle
b
Solid Angle
c
Temperature
d
Intensity of flame

48.
What is used to measure Magnetic flux?

a
lux
b
weber
c
angstrom
d
light year

49.
Which instrument is used to detect the presence of an electric charge?

a
Cyclotron
b
Dyanamo
c
Dilatometer
d
Electroscope

50.
Which instrument is used to measure electrical resistance in ohms?

a
Ohmmeter
b
Ondometer
c
Pyrometer
d
Nephetometer

51.
Tesla is a unit of magnetic -

a
flux
b
field
c
moment
d
induction

52.
Which instrument is used to convert sound waves into electrical vibrations?

a
Micrometer
b
Manometer
c
Machmeter
d
Magnetometer

53.
Which instrument is used to determine rotational speed of a shaft (used in aeroplanes and motor boats)?

a
Streoscope
b
Stroboscope
c
Tachometer
d
Tangent Galvanometer

54.
Which instrument is used to measure pressure of gases?

a
Micrometer
b
Machmeter
c
Machmeter
d
Magnetometer

55.
Radian per second is unit of

a
Frequency
b
Angle Velocity
c
Momentum
d
Moment of Inertia

56.
Which instrument is used to measure strength of direct current?

a
Streoscope
b
Stroboscope
c
Tachometer
d
Tangent Galvanometer

57.
Which instrument is used to measure the power of electric circuit?

a
Voltmeter
b
Wattmeter
c
Wavemeter
d
Viscometer

58.
Which instrument is used to determine salinity of solutions?

a
Radar
b
Salinometer
c
Refractometer
d
Radio micrometer

59.
Radian is used to measure

a
Angle
b
Solid Angle
c
Temperature
d
Intensity of flame

60.
Which of the following tool is used for measuring the draft of agricultural implements?

a
Barometer
b
Hydrometer
c
Dynamometer
d
Galvanometer

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