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

Need the answer fast, anyone know?

How did Wilson’s progressivism differ from his two immediate predecessors

What incident sparks scouts questions regarding whom atticus chooses to defend as a lawyer? what do her question reveal about her understanding of the situation

What is 15% of 40% of $180

What time signature are most country songs and pop songs written in these days?

what is a curved mirror

Resistance exercises stress what aspect of the body?

Which two dimensions of personality have the eysencks emphasized?

‘It is more important to help the poor than to celebrate the Holy Communion.’ Evaluate this statement.

PLEASE HELP! Drag a reason to each box to complete this proof. If 5x-4+13=5 , then x=1/2