1394824 1394824
  • 02-06-2020
  • Physics
contestada

A set of pulleys is used to lift a piano weighing 1,000 newtons. The piano is lifted 3 meters in 120 seconds. How much power was used?

Respuesta :

Kelemele
Kelemele Kelemele
  • 02-06-2020

Answer:

25 watts

Explanation:

Power=work/time

work=force x distance

1000 × 3

=3000 Joules

power= 3000/120

=25 watts

Answer Link

Otras preguntas

Franco earns $8 per hour at his after-school job. Last week, he received a paycheck of more than $168. If he worked for h hours that week, find all the inequali
Diffusion of A through stagnant B in a liquid. The solute hcl (A) is diffusing through a thin film of water (B) 2.0 mm thick at 283 K. The concentration of HCl
Question 15 (3 points) State two non essential expenses that you consider to be essential to you and explain why these are essential.
what kind of tissues cats have In their body.
Factor the expression using GCF the expression is 15 W +65 factor using the GCS equals
How many 3/8 are in the whole number 3?
Will mark brainliest Can you recommend any apps or website that does this
Answer Asap! <3 THX <3 XOXO Also giving out brainliest!
someone pls help me;-;
Simplify: 249/7 PLS ANSWER SOMEONE