iritike5518 iritike5518

05-11-2021
Physics

contestada

it took David 2 seconds to lift a 5 Newton bag of toys from the floor to the top of the top shelf, which is 3 meters tall. How much power did David use?

A. 3.3 W

B. 6.1 W

C. 7.5 W

D. 14 W

Respuesta :

mlbansari mlbansari

05-11-2021

So power is equal to work over time and work is force times distance, you do 5 times 3 and get 15 dividing by 2 gives us 7.5 W answer c

Answer Link

Otras preguntas

In what frame of reference would you be at rest while riding in a car? A. the people on the street B. a child pulling a wagon C. a bridge over the highway D. th

Why do you think shooting in RAW format would be better for capturing shades of green in the image? (Photographic Basics)

Hudson picked 1 1/4 baskets of apples.Suzy picked 2 baskets of apples. How many more baskets of apples did Suzy pick than Hudson?

If f(x)=2x and g(x)= 1/x, what is the domain of (f*g) (x)

What is the best, most accurate description for "agonal respirations"?You notice that a 6 month old infant is not awake, not moving, and not breathing normally.

5. What was the original purpose of gunpowder? A. To tell fortunes B. To prolong life C. To kill enemies D. To find directions

Which group was NOT involved in revealing Nixon's abuses of power during the Watergate scandal? A.) Newspaper Reporters? B.) Congressional Investigators? C.) Fe

Thank you in advance

3 cups to 8 cups in fraction form

5. What was the original purpose of gunpowder? A. To tell fortunes B. To prolong life C. To kill enemies D. To find directions

Q&A Education