PHY 120 review sheet

Physics
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A child holds a sled on a frictionless, snow- covered hill, inclined at an angle of 32◦.  If the sled weighs 69 N, find the force exerted on the rope by the child.

Answer in units of N. 

Jun 2nd, 2015

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Jun 2nd, 2015


Jun 2nd, 2015
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The down slope component of the sled's weight is given by 
Fds = 69 N*sin32 

= 38.05 N

Jun 2nd, 2015

What force is exerted on the sled by the hill?

Answer in units of N. 


Jun 2nd, 2015

Force exerted on sled by hill shall be same as 38.05N but it shall be in opposit direction

Jun 2nd, 2015

Sorry for late reply..

Jun 2nd, 2015

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