raghad272007 raghad272007

14-06-2022
Physics

contestada

A weight trainer lifts a 90.0-kg barbell from a stand 0.90 m high and raises it to a height of 1.75 m. What is the increase in the potential energy of the barbell-Earth system?

Respuesta :

ellie2yannahdibia ellie2yannahdibia

14-06-2022

Answer:

∆PE = 749.7 J

At 0.9 m high, PE = 793.8 J

At 1.75 m high, PE = 1543.5 J

Answer Link

Otras preguntas

what plant did the haudenosaunee called the three sisters

I need help with 1-3

Which of these STIs has a vaccine to prevent it? A. Chlamydia B. Syphilis C. HPV D. Genital herpes

what is half of 128 explain

Dimitri is helping to plan the school talent show. Each performer for the talent show has 6 minutes for his or her performance, which includes transition time b

What is the purpose of the following sentence? I think it would be best to study the problem carefully. A. It makes a statement. B. It shows strong emoti

Can you please show me how to solve this system equation ? 2x-y=-2

was sparta a democracy,oligarcy,anarchy or monarchy

Jeremiah mows 8 lawns . Andy mows 4 fewer lawns than Jeremiah. Sally mows double the number Andy mows . How many lawns does Sally moe?

anne bradstreet was considered unorthodox for including