moonxlight330 moonxlight330
  • 03-06-2022
  • Physics
contestada


A 4.0-kg object has 72 J of kinetic energy.
Determine its speed.

Respuesta :

tot1466
tot1466 tot1466
  • 03-06-2022

Answer:

6m/s

Explanation:

v = sqrt of 2KE/m

Where:

KE = kinetic energy

m = mass of a body

v = velocity of a body

= sqrt of 2(72)/4

= sqrt of 144/4

= sqrt of 36

= 6m/s

Answer Link

Otras preguntas

whats the y intercept of y= 1/2 log(x+1)-log(2x+10)
Which quantity can be calculated for a solid compound, given only the formula of the compound and the Periodic Table of the Elements? (1) the density of the com
How to write third person and describe please give me Ideas thank you
When must all men register for the Selective Service?
Which energy conversion must occur in an operating electrolytic cell? (1) electrical energy to chemical energy (2) electrical energy to nuclear energy (3) chemi
Which ion has the smallest radius? (1) O2- (2) S2- (3) Se2- (4) Te2-
Log (10-4x) = log (10-3x)
Which ion has the smallest radius? (1) O2- (2) S2- (3) Se2- (4) Te2-
Compared to the charge of a proton, the charge of all electron has (1) a greater magnitude and the same sign (2) a greater magnitude and the opposite sign (3)
The circumfrence of a ball is 60cm. The ball rolls 16.2m. How many times does the ball make one complete roll?