Wednesday

November 26, 2014

November 26, 2014

Posted by **stoic-rider77** on Sunday, November 25, 2012 at 10:13pm.

(a) What is the force of gravity exerted on each of the balls by the other ball?

(b) At what separation is the force of gravity between the balls equal to 2.0e-9 N?

- physics -
**drwls**, Monday, November 26, 2012 at 12:10am(a) The forces are equal and opposite in direction.

F = G*M1*M2/R^2

It's Newton's law of gravity. Learn it. Look up the constant G and solve for F.

(b) let F = 2.0*10^-9 N in the equation above and solve for separation R.

**Answer this Question**

**Related Questions**

Physics - A 5.1 kg bowling ball and a 7.1 kg bowling ball rest on a rack 1.07 m ...

Physics - A 6.5- bowling ball and a 7.1- bowling ball rest on a rack 0.80 apart...

physics - A 6-kg bowling ball rolling at 5 m/s strikes a stationary 4-kg bowling...

physics - I need help with an equation for: Find the force of attraction between...

physics - 7. No work is done by gravity on a bowling ball resting or moving on a...

Physics (mechanics) - There are two parts for this questions... "When a bowling ...

Physics - You decide to make a simple pendulum by attaching a bowling ball to a ...

physical science - A 6 kg bowling ball rolling at 5 m/s strikes a stationary 4 ...

Physics - A penny rests on top of a bowling ball. You give the bowling ball a ...

calculus - a bowling ball of mass 6.5 kg rolled with a velocity of 12m/s. The ...