Q.1 work = force × _______ .
A. Acceleratio
B. Distance
C. Velocity
D. Area
Ans-: B
Q.2 The change in momentum produced by the action of a force applied on a the body within an infinitely short interval of time is called ?
A. Force
B. Velocity
C. Impulse
D. Frequency
Ans-: C
Q.3 The unit of force in S.I. unit is ?
A. Kilogram
B. Dyne
C. Watt
D. Newton
And-: D
Q.4 Effect of a force on a body depends upon the ______.
A. Magnitude
B. Direction
C. Position or line of action
D. All of the above
Ans-: D
Q.5 Which of the following is not the unit of the power ?
A. Micron
B. Light year
C. Millimetre
D. Milestone.
Ans-: D
Q.6 Which of the following is applied when trying to turn a key into a lock ?
A. Lever
B. Couple
C. Moment
D. Coplaner force
Ans -: B
Q.7 The units of moment of inertia of an area are _____.
A. M^4 .
B. M^3
C. Kg/m^2
D. Kg/m^2
Ans-: A
Q.8 The units of moment of inertia of mass are .
A. Kg m^2
B. Kg/ m^2
C. M^3
D. M^2 / kg
And-: A
Q.9 Which of the following is not a vector quantity?
A. Velocity
B. Weight
C. Moment
D. Acceleration
Ans-: B
Q.10 The motion of a particle from one extremity to the other constitutes half an oscillation and is called ______.
A. Second pendulum
B. Frequency
C. Beat
D. Travel time
Ans -: C
Good thinking
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