cristal2040 cristal2040
  • 05-06-2020
  • Mathematics
contestada

a man climbs on to a wall that is 4.5m high and gains 2450j 0f potential energy.what is the mass of the man?

Respuesta :

PollyP52 PollyP52
  • 05-06-2020

Answer:

55.5 kg.

Step-by-step explanation:

Potential energy =  mgh

= m * 9.81 * 4.5 = 2450    where m  is the mass of the man.

m = 2450 / (9.81* 4.5)

= 55.5 kg.

Answer Link

Otras preguntas

zero is always,sometimes,never a divsor
Choose the species below which would be paramagnetic in its ground state. a.cl ob.ca 0 ca2+
Is there a difference between a homogeneous mixture of hydrogen and oxygen in a 2:1 ratio and a sample of water vapor?
Determine the number of Hamilton circuits in a complete graph with the following number of vertices. 14
2w-y=7w-2 (solve for w) Please show work and only give correct answers. Thank you!
Describe the problems which resulted from the browser wars
A closed thermodynamic system undergoes a process that takes it from State 1 to State 2. a) Write the equation that describes the change in total availability (
Culture is _____ rather than static
True or Flase In C++, the body of a for loop may never run even once.
Why is feedback inhibition important in metabolic pathways?