1. Unit
of radioactivity is
A. volt
B.curie
C.hertz
D.watt
Ans:curie
2.Unit
of acceleration
A. m/s
B. m/s2
C. km/hour
D. m2/s
Ans: B.m/s2
3.
What is the unit of heat
A. ohm
B. joule
C. Newton
D.Angstrom
Ans: B.joule
4. Microfarad
is commonly used unit of
A. resistance
B.inductance
C.capacitance
D.diodes
Ans: C.capacitance
5.
Candela is the measurement of
A. Lumionous intensity
B.Depth
C.Speed
D.Temperature
Ans: A. Lumionous intensity
6.Decibel
is a unit of
A. Atmospheric pressure
B.force
C.energy
D.sound
Ans: D.sound
7.
The distance of stars from earth is expressed generally in terms of
A. Metre
B.Kilometre
C.Astronomical unit
D.Light Year
Ans: D.Light Year
8. SI
unit of temperature
A.Joule
B.Celsius
C.Kelvin
D. Farenheit
Ans: C.Kelvin
9.Fathom
is the unit used for measuring
A.sound
B.energy
C.flow
D.depth
Ans: D.depth
10.
Parsec is unit of
A. Density
B. Distance
C.Time
D.Momentum
Ans: B. Distance
11. Kilowatt hour is the unit of
A. Time
B.Energy
C.Power
D.Force
Ans: Energy
12. Si unit of energy is
A. Newton
B. Joules
C.Ampere
D.Erg
B. Joules
13.---- is a unit to measure quantity of light
A. Watt
B. Vott
C. Intensity
D.Foot candle
Ans: D.Foot candle
14. Si unit of work is
A. Newton
B.Joule
C.Pascal
D.Bar
Ans: B.Joule
15. The unit of electric charge
A. Ampere
B.Joule
C.coulomb
D.Tesla
16. Which of the following unit is a fundamental unit?
A.Joule
B. Watt
C.Meter
D. Second
Ans: D. Second
17. Unit of pressure is :
A. pascal
B.newton
C.joule
D.watt
Ans: A. pascal
18. Which among the following has the same unit?
A.power and pressure
B.work and pressure
C.power and energy
D.work and energy
Ans: D.work and energy
19. Knot is used for measuring
A. speed of ship
B.speed of plane
C.speed of light
D.wave length
Speed of Ship
20. Dyne is the unit of
A. Force
B.energy
C.power
D.force
Ans: A. Force