vernamackay vernamackay

04-06-2020
Physics

contestada

if a 10 kg object has a kinetic energy of 20 J what is its speed and what is the formula used to calculate speed

Respuesta :

Jinduja03 Jinduja03

04-06-2020

Answer:

2 meter per second

Explanation:

kinetic energy = 1/2 m v^2

20J = 1/2 × 10 × v^2

v^2 = 4

v= 2 m/s

Answer Link

Otras preguntas

If a resistor with a current of 2 A through it converts 1000 J of electrical energy into heat energy in 15 s, what is the voltage across the resistor?

How did the 13 colonies contribute to the foundation of the United States?

Before same-sex marriage was legalised, could a trans man and cis woman get married? Was it different if they had surgically transitioned?

What percent of 253 is 81

oel gave 4 piano lessons this week. For each lesson, he was given a check written for $37.50. Joel deposited all 4 checks at the bank. He also withdrew $80 in c

Calculate the decay constant, in s ^ - 1 of sodium-24, which has a half-life of 15 h.

Object's mass = 2 kg, f1 = 5 newton, f2 = 3 newton. the magnitude and direction of the acceleration is?

She saw my father on the way. (change this into yes no question)

a conclusion of the walking dance

Summarize the importance of defining an engineering design problem, and explain how the criteria and constraints of the problem influence the design solution.