8372597 8372597

02-03-2017
Physics

contestada

50 J of work was performed in 20 seconds. How much power was used to do this task? A. 0.4 W B. 2.5 W C. 4 W D. 24.5 W

Respuesta :

popcornrox37 popcornrox37

02-03-2017

Power = W/t
Therefore 50/20 = Power
So... Power is 2.5W

Answer Link

Аноним Аноним

02-03-2017

Power = work/time

P = 50/20

P = 2.5 watts

hope this helps :)

Answer Link

Otras preguntas

The movement of electrons is what type of energy?

6 vacas por cada 5 gallinas

Please give me the correct answer

If a car is accelerating downhill under a net force 3674 N , what additional force would cause the car to have a constant velocity

I need the answer for this slope question

a summary of misrule law

adding fractions with unlike denominators

a muscle fiber contracts when myosin filaments pull actin filaments closer together and thus shorten sarcomeres within a fiber. When all the sarcomeres in a mus

Alex buys a subscription to a streaming site. The function describes the 5.50m c=3+2 cost of the yearly subscription,c, in terms of the number of months he uses

The Conclusion should begin with… Question 23 options: A catchy attention-getter to re-invest the reader in the essay "In Conclusion" or some variation of it A