Friday

April 18, 2014

April 18, 2014

Posted by **Daniel** on Thursday, January 5, 2012 at 5:23pm.

If the professor's mass is 60 kilograms and the mass of the beam is 20 kilograms, what is the magnitude of the normal force exerted by the beam on the professor? Use 10 meters per second squared for the magnitude of the acceleration due to gravity.

Express your answer in newtons to two significant figures.

- Pysics -
**bill**, Friday, October 25, 2013 at 2:46pm60*10=600m/s/s

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