Q: In a differential pulley block, a load of 1600 N is raised by an effort of 100 N. The number of teeth on the larger and smaller blocks are 12 and 11, respectively. What is the efficiency of the machine? /एक विभेदक पुली ब्लाँक में,100N प्रयास से 1600N का भार उठाया जाता है बड़े और छोटे ब्लाँक पर दॉतो की संख्या क्रमश: 12 और 11 है। मशीन की दक्षता क्या है?
A.
66.67%
B.
56.67%
C.
62.67%
D.
72.67%
Correct Answer:
Option A -
Explanations:
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