Mechanical Engineering - Theory of machines - Discussion
Discussion Forum : Theory of machines - Section 10 (Q.No. 20)
20.
The efficiency of a screw jack is dependent upon the load raised or lowered.
Discussion:
2 comments Page 1 of 1.
Dhaval said:
9 years ago
No, the answer is True.
Shrivardhan said:
6 years ago
Efficiency of screw jack is gievn by (tan(alpha))/(tan(alpha + phi)) means efficiency is not dependent on load lifted.
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