373) The efficiency of a screw jack is dependent upon the load raised or lowered.
Answer is:
Wrong
Related Theory of Machines MCQ with Answers
Answer is:
Correct
Explanation:
The two links or elements of a machine, when in contact with each other, are said to form a pair. If the relative motion between them is completely or successfully constrained (i.e. in a definite direction), the pair is known as kinematic pair.
Answer is:
the reaction on the outer wheels increases and on the inner wheels decreases
Answer is: