klrocha628 klrocha628
  • 02-07-2021
  • Physics
contestada

1.8kg 42J 9.8 how high is the shelf

Respuesta :

kushm6652 kushm6652
  • 02-07-2021

Answer:

2.38m

Explanation:

Use potential energy

PE= mgh

42= 1.8*9.8*h

solve for h

to get h= 2.38 m

Answer Link

Otras preguntas

how do i round 3,176 to the nearest thousand
How can b^2+9b+14 be re-written?1) (b+7) (b-7)2) (b-7) (b-2)3) (b+7) (b-2)4) (b+7) (b+2)
7x+3y=22 4y=20 I need to know how to write this equation out with the answer
7x+3y=22 4y=20 I need to know how to write this equation out with the answer
What is the purpose of sensory adaptation
if f(x)=|3x-4|+2, find f (-10)
What is the size and shape of a super volcano?
A ski jumper competing for an Olympic gold medal wants to jump a horizontal distance of 135 meters. The takeoff point of the ski jump is at a height of 25 meter
How can b^2+9b+14 be re-written?1) (b+7) (b-7)2) (b-7) (b-2)3) (b+7) (b-2)4) (b+7) (b+2)
A car that travels from point A to point B in four hours, and then from point B back to point A in six hours. The road between point A and point B is perfectly