A body of mass of 40 kg climbs a staircase of 30 steps , each of 0.2 m height , 30 s .calculate power.
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mass = 40
distance travelled= 30×0.2 = 6 m
time taken = 30s
g= 9.8
formula used = f = m×a, p = f×s×÷t
sol= f= ma
40 × 9.8
392
p= f×s÷t
392×6÷30
=78.4watt answer
if this answer helpful to you then mark this answer brainliest
distance travelled= 30×0.2 = 6 m
time taken = 30s
g= 9.8
formula used = f = m×a, p = f×s×÷t
sol= f= ma
40 × 9.8
392
p= f×s÷t
392×6÷30
=78.4watt answer
if this answer helpful to you then mark this answer brainliest
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