MCQS of Physics for NTS
The average binding energy of a nucleon inside an atomic nucleus is about
8 ergs
8 eV
8 Joules
8 MeV
The acceleration ‘a’ in m/s2 of a particle is given by a = 3 t2 + 2 t + 2,where ‘t’ is the time if the particle starts out with a velocity v = 2 m/s at t = 0, then the velocity at the end of 2 second is
24 m/s
18 m/s
36 m/s
12 m/s
The product of the pressure and volume of an ideal gas is
Inversely proportional to its temperature
Directly Proportional to its temperature
A constant
Approximately equal to the universal gas constant
The nuclear model of atom was proposed by
J.J Thomson
E.Rutherford
Neil Bohr
Summerfield
The dimensional formula for the modulus of elasticity is same as that for.
Strain
Surface tension
Stress
Velocity
Copper and germanium are cooled to 70 K from room temperature then
Resistance of both increases
Resistance of copper increases while that of germanium decreases
Resistance of copper decreases while that of germanium increases
Resistance of both decreases
The twinkling of stars is due to
The fact that stars do not emit light continuously
Intermittent absorption of star light by its own atmosphere
The refractive index of the earth’s atmosphere fluctuate
None of them
Band spectrum in produced by
Na
H2
H
He
The angle between rectangular components of a vector is
0°
60°
90°
120°
A body is dropped from a tower with zero velocity reaches ground in 4s. The height of the tower is about
20 m
80 m
40 m
160 m
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