phy 131 final - PHY 131 Final Exam Name Q.1 Q.2 Q.3 Q.4 Q.5...

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PHY 131 Final Exam Name:_____________________ Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Total Directions: Read each problem carefully, and make sure you understand. Please show your work. Even if you give a correct answer with no correct supporting physical reason you will not receive any credit. Partial credit is possible only if I can follow your work. Make sure your answers are given with appropriate sig figs and units. Check if your answer is physically reasonable. Some useful formulas:
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1. [15 pts] Two blocks sitting on a frictionless table are pushed from the left by a horizontal force, as shown below. (a) Draw a free-body diagram for each of the blocks. (b) Express, in terms of the quantities given in the figure, the force of contact between the two blocks. (c) What is the acceleration of the blocks? Suppose now that, instead of a force on the left block, a force of equal magnitude but opposite direction is applied to the block on the right. (d) Draw the free-body diagram once again.
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phy 131 final - PHY 131 Final Exam Name Q.1 Q.2 Q.3 Q.4 Q.5...

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