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  3. 1) a 130 pound block slides up a 22.6'' en dine wi

1) a 130 pound block slides up a 22.6'' en dine with coefficient of friction of...

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Physics

1) a 130 pound block slides up a 22.6'' en dine with coefficientof friction of 0.1 and initial velocity of 30 ft/sec. how far willthe block slide up the incline before coming to rest?

a)18ft

b)29ft

c)42ft

d)57ft

2) Luio Freight cars weighing 5000 kg each roll toward eachother and couple. The left car has a velocity of 1.5 m/s and theright car has a velocity of 1.2 m/s prior to impact. What is thevelocity of the two cars coupled together after the impact?

a)0.013 m/s

b)0.26m/s

c)1.4 m/s

d) 16 m/s

3) A point travels in a circle according to to w=6t^2-10t .where t is in second. Determine the angular displacement betweent=1s and t=3s.

a)6rad

b)10rad

c)12rad

d)15rad

Answer & Explanation Solved by verified expert
3.7 Ratings (633 Votes)
1Hereaccording to questiontheta 226oSo along vertical direction with respect to the inclinedsurface N m g cos226Alsoalong horizontal direction with respect to the    See Answer
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