Tuesday
August 4, 2015

Homework Help: Physics

Posted by Jocelyn on Tuesday, January 29, 2013 at 7:00pm.

1) Find the magnitude of the gravitational force
a 68.6 kg person would experience while
standing on the surface of Earth with a
mass of 5.98 10
24
kg and a radius of
6.37 10
6
m. The universal gravitational
constant is 6.673 10
−11
N m2
/kg
2
.
Answer in units of N

2) Find the magnitude of the gravitational force
on Mars, with a mass of 6.34 10
23
kg and a
radius of 3.43 10
6 m.
Answer in units of N

3) Find the magnitude of the gravitational force
on Pluto, with a mass of 1.32 10
22
kg and a
radius of 1.15 10
6 m.
Answer in units of N

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