An adult weighing 600 N raises the centre of gravity of his body by 0.25 m while taking each step of 1 m length in jogging. If he jogs for 6 km, the energy utilized by him in jogging is:
A
J
B
J
C
J
D
J
Text Solution
Verified by ExpertsThe correct answer is:
B
: Here, mg = 600 N
H = 0.25 m
Length of each step = 1 m
No of steps in 6 km is
energy utilized in jogging is
E = Nmgh = 6000 × 600N × 0.25 m
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