# Physics Questions for RRB/SSC Exams (Set – 2)

Physics Questions for RRB/SSC Exams (Set – 2)
1. The Element of an electric heater is made of____
a) Nichrome
b) Copper
c) Aluminum
d) None of these
2. When water is heated from 0o Celsius to 100o Celsius, the volume of water
c) First increase, then decrease
d) First decrease , then increase
3. One mega watt hour (MWH) is equal to
a) 3.6 × 103 joule
b) 3.6 × 104 joule
c) 3.6 × 107 joule
d) 3.6 × 109 joule
4. At what temperature are the temperature on Celsius and Fahrenheit scales equal?
a) 273o Celsius
b) - 273o Celsius
c) 40o Celsius
d) 40o Celsius
5. The Period of revolution round the sun is maximum by which among the following planets?
a) Mercury
b) Venus
c) Earth
d) Mars
6. Einstein got the Nobel prize for?
a) Theory of Relativity
b) Photo-electric effect
c) Polarisation
7. Galvanometer can be converted into a voltmeter by using
a) Low resistance in series
b) High resistance in series
c) Low resistance in parallel
d) High resistance in parallel
8. Gas law was given by
a) Boyle
b) Ostwald
c) Arrhenius
9. Kilowatt hour is a unit of
a) Energy
b) Power
c) Electric charge
d) Current
10. The ozone layer protects us from
a) Ultra violet rays
11. What will be the temperature of the maximum if 100 gm ice at 0oC is put in 100 gm water at 80oC? (Latent heat of ice = 80 cal / gm)
a) 35oC
b) 45oC
c) 60oC
d) 0oC
12. Fire in the diesel engine is produces by which of the following?.
a) Compression
b) Spark plug
c) Friction
d) Self starter
13. With an increase in pressure the melting point of max will.
a) Decrease
b) Increase
c) First increase and then decrease
d) Remain Unaffected
14. Which among the following is the best conductor of electricity?
a) Silver
b) Copper
c) Gold
15. Which among the following order of decreasing wavelengths of electromagnetic waves is correct?
I. Radio waves II. Infrared rays III. Visible Light IV. X-Rays
a) II, I, IV, III
b) I, III, II, IV
c) I, II, III, IV
d) IV, III, II, I
16. Ampere-hour is the unit of which among the following?
a) Power
b) Energy
c) Intensity of current
d) Amount of charge
17. Who discovered X-Rays?
b) Einstein
c) Roentgen
d) J. J. Thomson
18. Which among the following are primary colors?
a) Red, Green, Blue
b) Blue, Yellow, Green
c) Red, Magenta, Yellow
d) Yellow, Violet, Blue