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

Approximately ________ million drivers admit they have had an accident or near accident because they dozed off or were too tired to drive.
Explain why when an ion is formed, the mass of the atom does not change.
Mia hawk works as a secretary at buildco. , a large construction company that specializes in government contracts. Mia is in charge of reviewing the invoices th
What does it mean to say that some approach behavior as an indication, manifestation, or expression?
PLEASE HELP ASAP!!! ALSO PLEASE ADD A DESEND EXPLANATION!! Find the original price if the price was: $8a after 60% increase.
The layer of internet architecture that ties the applications to the communications network and includes such services as security and authentication is called
Distracted by her father's snoring, alisha decided to study for her test in the kitchen. in the sentence above, what kind of phrase is underlined?
What is the exponential function that best models the number of gnats the scientists have gathered after the number of hours listed in the table below?
The reason the position of a particle cannot be specified with infinite precision is the?
What is the point-slope form of a line with slope 4/5 that contains the point (-2,1)?