Thursday
November 27, 2014

Homework Help: Physics

Posted by Ana on Saturday, March 13, 2010 at 8:28pm.

A satellite of mass 220 kg is launched from a site on Earth's equator into an orbit at 200 km above the surface of Earth.
(a) Assuming a circular orbit, what is the orbital period of this satellite?
5310 s

(b) What is the satellite's speed in its orbit?
7790m/s

(c) What is the minimum energy necessary to place the satellite in orbit, assuming no air friction?

I was able to get a and b, but i don't know about c.

Thanks

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - A satellite of mass 205 kg is launched from a site on Earth's equator ...
physics - A satellite of mass 225 kg is launched from a site on Earth's equator...
Physics - A satellite of mass 210 kg is launched from a site on Earth's equator ...
physics - Estimate the energy required from fuel to launch a 1465 kg satellite ...
Physics help PLZ!! - Estimate the energy required from fuel to launch a 1465 kg ...
physics - A spy satellite was launched into a circular orbit with a height of ...
physics - Two Earth satellites, A and B, each of mass m, are to be launched into...
physics - Two Earth satellites, A and B, each of mass m, are to be launched into...
Physics - Some communication satellites are put into a circular geosynchronous ...
Physics - A 360-kg satellite is in orbit around the Earth 10000 km above the ...

Search
Members