Question

7.
A satellite of mass 'm' is revolving in an orbit of
radius 'R' around a planet of mass 'M. It lost
some energy against the work in air resistance and
shifts to an orbit of radius
R.
2
The lost energy is
(1)
GmM
2R
(2)
GmM
R
GmM
(3)
(4)
2GmM
R.
4R
puri​

Answer 1

Answer:

${\mathcal{♡ANSWER♡}}$

Fauna is sometimes referred to as Fauns, meaning forest spirits. By definition, fauna is a group of indigenous animals of any geographical region. So, the term flora and fauna was coined by biologists to refer to a collection of plant and animal specifies in a given geographic location.

Answer 2

Answer:

aaaaaà.......... can u please explain me what you are asking I can't understand...