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

Ramya_naidu

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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
76.
What is unit of Electrical Capacity?

a
ohm
b
volt
c
farad
d
henry
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Discuss
77.
Atmospheric pressure is measured with a -

a
Altimeter
b
Barometer
c
Hygrometer
d
Hydrometer
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Discuss
78.
Which instrument is used to measure the height of very distant objects and also used by navigators to find the latitude?

a
Sextant
b
Spherometer
c
Spectroscope
d
Spectrometer
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Discuss
79.
The SI unit of ' work ' is

a
Joule
b
Dyne
c
Kg
d
Newton
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Discuss
80.
Which instrument is used to determine the boiling points of liquids?

a
Hygrometer
b
Hygroscope
c
Hypsometer
d
Hydrophone
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Discuss
81.
Which instrument is used to measure altitudes in aircraft's?

a
Altimeter
b
Ammeter
c
Audiometer
d
Anemometer
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82.
Candela is used to measure

a
Angle
b
Solid Angle
c
Temperature
d
Intensity of flame
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83.
Which instrument is used to determine the intensity of colours?

a
Colorimeter
b
Commutator
c
Chronometer
d
Cathetometer
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84.
The equivalent of one Dobson unit is

a
0.1 m
b
0.01 m
c
0.1 mm
d
0.01 mm
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85.
One Astronomical unit is the average distance between -

a
Mars and the Sun
b
Earth and the Sun
c
Jupiter and the Sun
d
Earth and the Moon
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86.
Which instrument is used to measure the position of spectral lines?

a
Sextant
b
Spherometer
c
Spectroscope
d
Spectrometer
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Discuss
87.
Which instrument is used to longitude of a vessel at sea?

a
Colorimeter
b
Commutator
c
Chronometer
d
Cathetometer
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88.
Which instrument is used to measure level of humidity?

a
Hygrometer
b
Hygroscope
c
Hypsometer
d
Hydrophone
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Discuss
89.
Which instrument is used to measure changes in volume of substances?

a
Cyclotron
b
Dyanamo
c
Dilatometer
d
Electroscope
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90.
The SI unit of ' mass ' is

a
Kg
b
Dyne
c
Joule
d
Newton
View Answer
Discuss
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