A body of mass m is lifted up from the surface of earth to a height three times the radius of the earth R-The change in potential energy of the body is2mgRdisplaystylefrac-3-4-mgRdisplaystylefrac-5-4-mgR3mgR

Question

Toppr Admin · Accepted Answer

-x394-U-mgh1-hRh-3R

A body of mass $m$ is lifted up from the surface of earth to a height three times the radius of the earth $R$ .The change in potential energy of the body is
$2 m g R$
$\frac{3}{4} m g R$
$\frac{5}{4} m g R$
$3 m g R$

$Δ U = \frac{m g h}{1 + \frac{h}{R}}$
$h = 3 R$

A body of mass m is lifted up from the surface of earth to a height three times the radius of the earth R.The change in potential energy of the body is2mgR34mgR54mgR3mgR

ΔU=mgh1+hRh=3R

A body of mass $m$ is lifted up from the surface of earth to a height three times the radius of the earth $R$ .The change in potential energy of the body is
$2 m g R$
$\frac{3}{4} m g R$
$\frac{5}{4} m g R$
$3 m g R$

$Δ U = \frac{m g h}{1 + \frac{h}{R}}$
$h = 3 R$