MCQs and Quizzes for Mechanics Physics on different topics (Units and Dimensions, Law of Motion, Gravitational Law Planetary Motion and Artificial Satellite, Fluid Mechanics, theory of Relativity) for MS, M.Phil & PhD GAT subject specialist, Lectureship jobs, FPSC,PPSC and other jobs
SI Supplementary unit of solid angle is________.
Option 1
|
Steradian |
Option 2
|
Radian |
Option 3
|
Degree |
Option 4
|
Grade |
Supplementary unit of plane angle is__________.
Option 1
|
Steradian |
Option 2
|
Radian |
Option 3
|
Degree |
Option 4
|
Grade |
The acceleration due to gravity___________.
Option 1
|
Has the same value everywhere on the earth |
Option 2
|
Varies with latitude on the earth |
Option 3
|
Is greater on the moon owing to its smaller diameter |
Option 4
|
Has the same value everywhere in space |
Where should be the center of gravity of a body?
Option 1
|
It changes its position from time to time |
Option 2
|
It must be within the body |
Option 3
|
It may be near but not essentially within the body |
Option 4
|
It must be outside the body |
In SI system, the ________ is correct unit of luminous intensity.
Option 1
|
Candela |
Option 2
|
Kelvin |
Option 3
|
Lumen |
Option 4
|
Lux |
In SI system, the correct unit of electric current is_________.
Option 1
|
Ampere/second |
Option 2
|
Coulomb/second |
Option 3
|
Coulomb/meter |
Option 4
|
Ampere |
The first law of motion supplies the definition of______.
Option 1
|
Acceleration |
Option 2
|
Momentum |
Option 3
|
Force |
Option 4
|
Velocity |
In Newton’s third law of motion, the action and reaction forces referred.
Option 1
|
Need not to be equal in magnitude by must have the same line of action |
Option 2
|
Must act upon the same body |
Option 3
|
Must act upon different bodies |
Option 4
|
Must be equal in magnitude but need not have the same line of action |
Swimming is possible because of _______ law of motion?
Option 1
|
1st |
Option 2
|
2nd |
Option 3
|
3rd |
Option 4
|
None of these |
_______ is/are vector quantity?
Option 1
|
Velocity |
Option 2
|
Force |
Option 3
|
Acceleration |
Option 4
|
All of these |