1. The unit of work is
(A) Joule
(B) Neutron
(C) Watt
(D) Dyne
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2. The SI unit of electrical resistance of conductor is
(A) Faraday
(B) Volts
(C) Ampere
(D) Ohm-metre
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3. The unit of power is
(A) Hertz
(B) Volts
(C) Watt
(D) Neutrons
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4. The unit of the force is
(A) Faraday
(B) Fermi
(C) Newton
(D) Rutherford
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5. Light year is the unit of
(A) Distance
(B) Time
(C) Speed of light
(D) Intensity of light
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6. Which one of the following is the unit of measure of the thickness of the ozone layer of the atmosphere?
(A) Knot
(B) Dobson
(C) Poise
(D) Maxwell
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7. ‘Light Year’ is
(A) The year in which February has 29 days
(B) The distance travelled by light in one year
(C) The time which Sun rays take to reach the Earth
(D) The time in which a spacecraft reaches Moon from the Earth
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8. A parsec, a unit of distance used to measure the distance related to the stars in the sky, is equal to
(A) 4.25 light years
(B) 3.25 light years
(C) 4.50 light years
(D) 3.05 light years
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9. PARSEC is the unit of
(A) Distance
(B) Time
(C) Light intensity
(D) Magnetic force
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10. Which unit of measurement is multiplied by 0.39 to convert it to ‘inches’?
(A) Millimetre
(B) Centimetre
(C) Metre
(D) Decimetre
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