Railway Physics Questions Set-2 PDF:
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Question 1: The system unit——
a) coordinates input and output devices
b) is the container that houses electronic components
c) is a combination of hardware and software
d) controls and manipulates data
e) does the arithmetic operations
Question 2: The magnitude of a vector is never
a) Zero
b) Unity
c) Negative
d) Positive
Question 3: Light year is the
a) Distance travelled by light in one year
b) Mean distance between the Earth and the Sun
c) Mean distance between the Earth and the Moon
d) Mean distance between the Sun and any planet
Question 4: ‘Bar’ is the unit of
a) Heat
b) Temperature
c) Current
d) Atmospheric PressureQuestion 1: The system unit——
Question 5: ‘Light year’ is related to
a) Energy
b) Speed
c) Distance
d) Intensity
Question 6: Who discovered the fact that _____”An electric current produces a circular magnetic field as it flows through a wire” ?
a) Oersted
b) Faraday
c) Fleming
d) Coulomb
Question 7: The cathode rays are
a) Streams of electrons
b) Streams of positively charged particles
c) Streams of neutral particles
d) Electromagnetic Waves
Question 8: A freely suspended bar magnet always remains in the direction
a) North – South
b) East – West
c) South – West
d) Not – certain
Question 9: The SI unit of the specific resistance is
a) Ohm/metre
b) Ohm/$metre^{2}$
c) Ohm – metre
d) Ohm
Question 10: Newton/kg is a unit of
a) Acceleration
b) Force
c) Efficiency
d) Energy
Important Question & Answers for Railways
Answers :
1) Answer (C)
2) Answer (C)
3) Answer (A)
4) Answer (D)
5) Answer (C)
6) Answer (A)
7) Answer (A)
8) Answer (A)
9) Answer (C)
10) Answer (A)
