Physics SSC CGL Questions

SSC CGL-General Awareness

Physics MCQ Questions


13.
What happens when two forces act in the opposite directions on an object?
SSC CGL 2024-24.9.2024-3
A.
The net force acting on the object is the difference between the two objects.
B.
The net force acting on the object is the difference between the two forces.
C.
The net force acting on the object is the total of the two forces.
D.
The net force acting on the object is the sum of the two objects.
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ANSWER :
B. The net force acting on the object is the difference between the two forces.
14.
Identify the INCORRECT pair regarding motion and their examples?
SSC CGL 2024-24.9.2024-2
A.
Translatory motion – A ball falling from the cliff
B.
Periodic motion – Hands of a clock
C.
Oscillatory motion – Earth moving around the sun
D.
Rotatory motion – blades of a fan
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ANSWER :
C. Oscillatory motion – Earth moving around the sun
15.
Name the phenomenon where an opaque object on the path of light becomes very small and where light has a tendency to bend around it and not walk in a straight line.
SSC CGL 2024-23.9.2024-1
A.
Reflection of light
B.
Diffraction of light
C.
Angle of refraction
D.
Angle of incidence
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ANSWER :
B. Diffraction of light
16.
What is the unit of work done?
SSC CGL 2022-01.12.2022-1
A.
Watt
B.
Decibel
C.
Ampere
D.
Joule
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ANSWER :
D. Joule
17.
The SI unit of acceleration is___________
SSC CGL 2022-01.12.2022-2
A.
m²/s
B.
m²/s²
C.
m/s
D.
m/s²
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ANSWER :
D. m/s²
18.
Distance covered by object is_________to time
SSC CGL 2022-01.12.2022-3
A.
equal proportional
B.
directly proportional
C.
inversely proportional
D.
double proportional
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ANSWER :
B. directly proportional