bikesh9807711235 bikesh9807711235

01-06-2021
Physics

contestada

. A stationary mass explodes into two parts of mass 4 kg and 40 kg . If the K.E of larger mass is 100 J . The K.E of small mass will be

Respuesta :

machmillerg machmillerg

01-06-2021

Answer:

10J

Explanation:

KE = (1/2)mv²

100J = (.5)(40kg)v²

v²=(100J)/(20kg)

v²= 5

KE = 5(.5)(4kg)

KE = 10J

Answer Link

Otras preguntas

Who was one of the first people to use a telescope to observe the sky?.

What is the 35th term in this sequence? 2, 7, 12

PROJECT: SCIENCE NEWS Step 1: Pick a news article about space/astronomy from one of these websites (see below options). Read it and write a one paragraph summar

Os golfinhos visam à economia de energia durante a viagem. De acordo com o contexto, qual é o sentido/significado do verbo visar nesse trecho? a. pretender. b.

What is the equation of the line graphed below

Two electricians work 6 1/2 hours each per day for 5 days. Find the total number of hours worked. Mixed format: 10 3/4 (with a space between the whole number an

Sam hiked 4.5 km along a straight bush track, and then turned 40° and walked a further 3.8 km in a straight line. How far was he from his starting point? Answer

People should avoid back-to-back study times for learning Spanish and French vocabulary in order to minimize Group of answer choices the testing effect. long-te

Is called car wash products or car cleaning products? Which one is it?

Write a paragraph explaining how genetic variation, reproductive strategies and environmental pressures have impacted the survival of populations. Identify a sp