A) 7.7x10 wb) 8.8x10wc) 9.5x10 Wd) 10.2x104 we) 13.5x10' w8. A 70 kg s

1.	A) 7.7x10 wb) 8.8x10wc) 9.5x10 Wd) 10.2x104 we) 13.5x10' w8. A 70 kg sportsman runs up a long flight of stairs in 4s. The vertical hecht of theis 4.5 m. What will be his power output in watts?detail explanation
Answer» ANSWER: Explanation: GIVEN mass of sportsman= 70kg Time taken to run up stairs = 4s Height of stairs = 4.5m Therefore = Power = Work/Time = Energy/Time = mgh/t =70104.5/4 = 7.875*10^2 W

A) 7.7x10 wb) 8.8x10wc) 9.5x10 Wd) 10.2x104 we) 13.5x10' w8. A 70 kg sportsman runs up a long flight of stairs in 4s. The vertical hecht of theis 4.5 m. What will be his power output in watts?detail explanation

Answer»

ANSWER:

Explanation:

GIVEN mass of sportsman= 70kg

Time taken to run up stairs = 4s

Height of stairs = 4.5m

Therefore = Power = Work/Time = Energy/Time = mgh/t

=70*10*4.5/4 = 7.875*10^2 W

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A) 7.7x10 wb) 8.8x10wc) 9.5x10 Wd) 10.2x104 we) 13.5x10' w8. A 70 kg sportsman runs up a long flight of stairs in 4s. The vertical hecht of theis 4.5 m. What will be his power output in watts?detail explanation ​

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A) 7.7x10 wb) 8.8x10wc) 9.5x10 Wd) 10.2x104 we) 13.5x10' w8. A 70 kg sportsman runs up a long flight of stairs in 4s. The vertical hecht of theis 4.5 m. What will be his power output in watts?detail explanation