Question 32
A wheel and axle is used to raise a load of 500 N by the application of an effort of 250 N If the radii of the wheel and the axle are 0.4cm and 0.1cm respectively, the efficiency of the machine is
Objective
Question details
- Exam body
- NDA
- Subject
- Physics
- Year
- 2017/2018
- Question no.
- #32
- Type
- Objective
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