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

find the nth term of this sequence, 3, 6, 9, 12
Identify two structural features of purines and pyrimidines. Purines contain only three ring nitrogen atoms. contain only two ring nitrogen atoms. contain four
What did the Supreme Court decide in Sweatt v. Painter? a. The order to segregate Texas Grad. Schools was constitutional b.The order to desegregate Texas grad.
what theme is supported by the excerpt?
identify the coefficient of x1. 3xy³2. xy ___ 53. 3 ___ x y 44. 3 ___ x²y 4​
Wagner Enterprises and Stone Services both disposed of an old asset. When completing the journal entry, Wagner Enterprises included a debit to Cash, but Stone S
Your brother has a bag of marbles. He has 8 green marbles, 3 blue marbles, 7 red marbles, and 2 yellow marbles. What is the ratio of blue marbles to green and r
What is the simplified form of the equation fraction 4 over 5 n minus fraction 1 over 5 equals fraction 2 over 5 n? n = −2 n = 4 n = fraction 1 over 2 n = f
Uses of pressure and the uses of density​
A solenoid of length 2.40 m and radius 1.70 cm carries a current of 0.190 A. Determine the magnitude of the magnetic field inside if the solenoid cons