The physics MCQ section provides the most important question and answer session in the physcal science part for any competitive examination. These physics MCQ are important and provide a handy practice before any exam.
1.  Cyclotrons are used to accelerate_____?Â
(A)Â Neutron
(B)Â Electron
(C) Proton
(D)Â Ion
2.  The unit of work isÂ
(A)Â Joule
(B)Â Neutron
(C)Â Watt
(D)Â Dyne
3.  The SI unit of electrical resistance of conductor is____?
(A) Faraday
(B) Volts
(C) Ampere
(D) Ohm-metre
4. The unit of power isÂ
(A)Â Hertz
(B)Â Volts
(C)Â Watt
(D)Â Neutrons
5. The unit of the force is
(A)Â Faraday
(B)Â Fermi
(C)Â Newton
(D)Â Rutherford
6. Light year is the unit of____
(A)Â Distance
(B)Â Time
(C)Â Speed of light
(D)Â Intensity of light
7. Which one of the following is the unit of measure of the thickness of the ozone layer of the atmosphere?Â
(A) Knot
(B) Dobson
(C) Poise
(D) Maxwell
8. PARSEC is the unit ofÂ
(A)Â Distance
(B) Time
(C)Â Light intensity
(D)Â Magnetic force
9.  A nanometre is equal to____?
(A) 10–6 cm
(B) 10–7 cm
(C) 10–8 cmÂ
(D) 10–9 cm
10.  Megawatt is the measuring unit of
power which is
(A)Â Â Generated
(B)Â Â Consumed
(C)Â Â Saved
(D)Â Â Lost in transmission
11.  Which one of the following SI unit is not correctly matched?
(A) Work – Joule
(B) Force – AmpereÂ
(C) Mass – Kg
(D) Pressure – Watt
12.  How many watts are there in a horsepower?Â
(A)Â 1000
(B)Â 775
(C)Â 746
(D)Â 550
13.  One micron is equal toÂ
(A) 1/10 mm
(B) 1/100 mm
(C) 1/1000 mm
(D) 1/10,000 mm
14.  Which one of the following is not
the unit of heat?Â
(A)Â Calorie
(B)Â Kilocalorie
(C)Â Kilojoule
(D)Â Watt
15. One pikogram is equal toÂ
(A) 10–6 gram
(B) 10–9 gram
(C) 10–12 gram
(D) 10–15 gram
16. Pascal is a unit of measuring______?Â
(A) Humidity
(B) Pressure
(C) Rainfall
(D) Temperature
17.  1 Kg/cm2 pressure is equivalent to____?
(A) 0.1 bar
(B) 1.0 bar
(C) 10.0 bar
(D) 100.0 bar
18.  1 barrel of oil is equals to which of the following?
(A) 131 Litre
(B) 159 Litre
(C) 179 Litre
(D) 201 Litre
19. Which among the following is the smallest unit of length is _____?Â
(A) Micron
(B) Nanometre
(C) Angstrom
(D) Fermimetre
20. What is measured in Cusec?Â
(A) Purity of water
(B) Depth of water
(C) Flow of water
(D) Quantity of water
21.  Dobson is used for the measurement of which among following ?
(A)Â Thickness of Earth
(B)Â Thickness of Diamond
(C)Â Thickness of Ozone layer
(D) Measurement of Noise
22. The apparatus used to measure intensity of sound is____?
(A)Â Chronometer
(B)Â Anemeter
(C)Â Audiophone
(D)Â Audiometer
23. Pyrometer is used to measure______?
(A) Air pressure
(B) Humidity
(C) High temperature
(D) Density
24. ‘Pyroheliometer’ is used for measuring___?
(A) Sun spots
(B) Solar radiation
(C) Air temperature
(D) Temperature of plants
25. Which instrument is used for measuring humidity in the air ?
(A) Hydrometer
(B) Hygrometer
(C) Spectrometer
(D) Eudiometer
26. The name of the equipment used for measuring blood pressure is?
(A) Teachometer
(B) Sphygmomanometer
(C) Actiometer
(D) Barometer
27.  The apparatus used to measure the intensity of light is known as____?
(A) AnemometerÂ
(B) Calorimeter
(C) Luxmeter
(D) Altimeter
28. The intensity of Earthquake is measured in ?
(A) Richter scale
(B) Decibel scale
(C) pH scale
(D) Celsius scale
29. Which one of the following devices is used to measure the intensity of Earthquake?Â
(A) Seismograph
(B) Stethoscope
(C) Cosmograph
(D) Periscope
30. Fathometer is used to measureÂ
(A) Earthquake
(B) Rain
(C) Depth of sea
(D) Sound intensity
