Homework Help: physics

Posted by Anonymous on Friday, October 19, 2012 at 12:19am.

Three blocks are in contact with each other
on a frictionless horizontal surface. A 696 N
horizontal force is applied to the block with
mass of 4.7 kg as shown in the ﬁgure below.
The acceleration of gravity is 9.8 m/s
2
.
4.7 kg 5.5 kg 7.1 kg
F
a) What is the net force on the block with
mass 4.7 kg?
Answer in units of N
011 (part 2 of 5) 10.0 points
b) What is the resultant force on the block
with mass 5.5 kg?
Answer in units of N
012 (part 3 of 5) 10.0 points
c) What is the resultant force on the block
with mass 7.1 kg?
Answer in units of N
013 (part 4 of 5) 10.0 points
d) What is the magnitude of the force between
the block with mass 5.5 kg and 7.1 kg?
Answer in units of N
014 (part 5 of 5) 10.0 points
e) What is the magnitude of the force between
the block with mass 4.7 kg and 5.5 kg?

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