De p 5940428 25 6413 hw 10 4 2points s e rcp 96p

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Unformatted text preview: /5 6/4/13 HW 10 4. –/2 points S e rCP 9 6.P .007. An object has a ki neti c ener gy of 225 J and a momentum of magni tude 29.9 kg · m/s. (a) Fi nd the speed of the object. m /s (b) Fi nd the mass of the object. kg 5. –/2 points S e rCP 9 6.P .008. An esti mated f or ce vs. ti me cur ve f or a basebal l str uck by a bat i s shown i n the f i gur e bel ow. (a) Fr om the cur ve, deter mi ne the i mpul se del i ver ed to the bal l . N · s (b) Fr om the cur ve, deter mi ne the aver age f or ce exer ted on the bal l . kN 6. –/2 points S e rCP 9 6.P .011.soln. A bal l of mass 0.120 kg i s dr opped f r om r est f r om a hei ght of 1.25 m. It r ebounds f r om the f l oor to r each a hei ght of 0.600 m. What i mpul se was gi ven to the bal l by the f l oor ? magni tude di r ecti on kg · m/...
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This document was uploaded on 01/13/2014.

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