Saturday
March 28, 2015

Homework Help: Physics

Posted by neo on Saturday, March 16, 2013 at 6:55am.

John is pushing a wheelbarrow filled with sand on a building site the total mass of the wheelbarrow and its content is 30kg. When he applies force of 20 the wheel barrow moves forward at constant speed. What is the Magnitude of the friction between the wheels and the ground?

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