Homework Help: physics

Posted by Carter on Tuesday, April 17, 2012 at 2:15am.

A boulder in a river has weight of 65N. It displaces a volume of water with a weight of 10N. Which is the net force on this rock?
55 N down
65 N down
75 N up
75 N down

physics - Henry, Wednesday, April 18, 2012 at 10:14pm
Fn = 65 - 10 = 55 N, Downward.

f

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