Answer to Question #300561 in Physics for Ica

Question #300561

The average horsepower required to raise a 150 kg drum to a height of 20 m in a time of 1 minute is.

a. 0.5 Hp

b. 1 Hp

c. 0.7 Hp

d. 1.2 Hp

Expert's answer

"P=\\frac{mhg}{t}=\\frac{150*20*9.8}{60}=490\\:\\rm W=0.7\\: hp"

Answer: c

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. A worker pushes a wood crate of mass 14 kg across a concrete floor with a constant horizontal force
2. During the Physics lab, Jerome runs up the stairs, elevating his 102 kg body a vertical distance of
3. a wave travels in the x-direction its displacement y at point x in time t is y=0.1 sin (5x-6t) Its w
4. a conducting cylinder of radius 3.25 cm and length 5.6 cm has a total charge of 4.5 x 10 c distribut
5. A turtle crawls along a straight line, which we will call the x-axis with thepositive direction to t
6. 10m of rope has a mass of 2.0kg. When the speed of transverse waves along the rope is 6.0ms^-1 the t
7. E56. The equation y= a sin (wt-kx) represents a sound wave traveling along the x-direction. What is