Chemical Engineering - Chemical Engineering Basics - Discussion

Discussion Forum : Chemical Engineering Basics - Section 16 (Q.No. 6)
6.
A boy weighing 110lb climbs up a 50 ft high vertical destination in 100 seconds. Horse power of the boy is __________ hp.
0.1
0.5
0.8
1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

AANAL said:   7 years ago
P=100*0.4536 * 9.81 * 50 * 0.3048/100,
=67.815 Nm/s or J/s.

1 HP = 745.7 J/s,
So, 67.815/745.7 = 0.1 HP.

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