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Author Question: Yuri, a Russian weightlifter, is able to lift 260 kg 2.10 m in 2.20 s. What is his power output? a. ... (Read 49 times)

Garrulous

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on: Jul 28, 2018
Yuri, a Russian weightlifter, is able to lift 260 kg 2.10 m in 2.20 s. What is his power output?
 a. 546 W
  b. 2.43 kW
  c. 1.21 kW
  d. 11.8 kW
  e. 24.3 kW

Question 2

An automobile delivers 30.0 hp to its wheels when moving at a constant speed of 24.0 m/s. What is the resistance force on the automobile at this speed? (1 hp = 746 watts)
 a. 5.37E+5 N
  b. 1.21E+3 N
  c. 9.33E+2 N
  d. 3.73E+2 N
  e. 5.97E+2 N


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djpooyouma

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

c


Garrulous

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

LVPMS

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Reply 3 on: Yesterday
Excellent

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