Mechanical Engineering - Machine Design - Discussion

Discussion Forum : Machine Design - Section 1 (Q.No. 9)
9.
The application of third type levers is found in
handle of a hand pump
hand wheel of a punching press
lever of a loaded safety valve
a pair of tongs
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
14 comments Page 2 of 2.

RAJESH KUMAR said:   1 decade ago
Pictures can make clear understanding.

Pinninti said:   10 years ago
A pair of tongs comes under the first type, because fulcrum is at middle, load and efforts are either end. Depending upon its design its mechanical advantage varies from <1 to >1.

Soustabh said:   4 years ago
Tong is not Third class lever.

Adesh said:   1 year ago
Thanks all for explaining the answer.


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