For a self locking machine, the efficiency must be
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
[B].
Answer: Option A
Explanation:
No answer description available for this question.
		A. straight line
B. parabola
C. hyperbola
D. elliptical
E. part of a circle
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
		A. post friction
B. limiting friction
C. kinematic friction
D. frictional resistance
E. dynamic friction