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

I need help with whole worksheet....Thanks to whoever (or whomever) answers it!

What portions of the Treaty of Versailles would lead to future conflicts in Europe?

What important principles did Woodrow Wilson stress with his Fourteen Points? Question 14 options: A. belief in the power of democracy and the role of the U

What is the answer to this problem?

Please help!!!!!!!!!!!!!!!!!!!!! Write the following program in C++ to print: Q1. The following pattern on the screen @ @@ @@@ @@@@

how does wiesel's father change from the start of "Night" to the time they are in the camp? 1. he begins to imagine a way to escape 2. understands that Go

Determine whether f(x) = –x2 – 3x + 4 has a maximum or a minimum. A. maximum B. minimum C. both a maximum and a minimum D. cannot be determined from the inform

How is steel made from iron?

what was 3/5 compromise?

A 54-year-old male patient with small-cell lung cancer is receiving etoposide. the nurse will carefully monitor for which of the following? a. Hypertension b. H