1.

What power is required to pull 1.2 mete mower working at a speed of 4.8 km/hr, if there is a load of 50 kg per metre length of mower and mechanical efficiency is 80%?

A. 1 KW
B. 0.98 KW
C. 0.23 KW
D. 2 KW
Answer» C. 0.23 KW


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