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Category: Physics Mcqs
The error in measurement may occur due to_________________?
A. The inexperience of a person
B. The faulty apprentice
C. Inappropriate method
D. Due to all reasons in A, B and C
The trajectory (or path) of a projectile is_________________?
A. straight line
B. parabola
C. hyperbola
D. circle
The projection of the particle moving in a circle with non-uniform speed executes ?
A. S.H.M
B. Vibratory motion
C. Both B and D
D. None S.H.M
In He-Ne laser the lasing action is produced by_______________?
A. Ne only
B. He-Ne both
C. Electrons of He
D. Electrons Ne
As the temperature of black body is raised the wavelength corresponding to maximum intensity________________?
A. shifts towards longer wavelength
B. shifts towards shorter wavelength
C. remain the same
D. shifts towards longer as well as shorter wavelengths
The relation between the escape velocity V esc and orbital speed Vo is given by________________?
A. V esc = 1/2Vo
B. V esc = -2 Vo
C. V esc = Vo
D. V esc = 2Vo
A wheat stone bridge is said to be balanced when____________________?
A. maximum current flows through the galvanometer branch
B. minimum current flows through the galvanometer branch
C. potential difference across galvanometer branch is maximum
D. potential difference across galvanometer branch is zero
A light ray traveling form rarer to denser medium suffers a phase change of__________________?
A. 60°
B. 90°
C. 180°
D. 45°
A body is moving with uniform velocity. Its______________________?
A. speed changes
B. acceleration changes
C. direction of motion changes
D. displacement from origin changes
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