Which of the following is a vector quantity___________________?
Which of the following is a vector quantity___________________?
A. energy
B. mass
C. momentum
D. angle
E. speed
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When trying to turn a key into a lock, following is applied _____________________?
When trying to turn a key into a lock, following is applied _____________________?A. coplanar force
B. non-coplanar forces
C. lever
D. moment
E. coupleIf P is the force acting on the body, m is the mass of the body and a is the acceleration of the body, then according to Newton’s second law of motion,
Question: If P is the force acting on the body, m is the mass of the body and a is the acceleration of the body, then according to Newton’s second law of motion,
[A].P + m.a = 0 [B].
P – m.a = 0 [C].
P x m.a = 0 [D].
P/m.a = 0 Answer: Option B
Explanation:
No answer description available for this question.
Coulomb friction is the friction between _________________?
Coulomb friction is the friction between _________________?A. bodies having relative motion
B. two dry surfaces
C. two lubricated surfaces
D. solids and liquids
E. electrically charged particlesThe units of moment of inertia of mass are ________________?
The units of moment of inertia of mass are ________________?A. kg m2
B. m4
C. kg/m2
D. kg/m
E. m2/kgA pendulum which executes one beat per second is known as
Question: A pendulum which executes one beat per second is known as
[A].simple pendulum [B].
compound pendulum [C].
torsional pendulum [D].
second’s pendulum Answer: Option D
Explanation:
No answer description available for this question.
The angle of inclination of the plane at which the body begins to move down the plane, is called
Question: The angle of inclination of the plane at which the body begins to move down the plane, is called
[A].angle of friction [B].
angle of repose [C].
angle of projection [D].
none of these Answer: Option A
Explanation:
No answer description available for this question.