Thursday, April 17, 2014

find value car totaled?




Ann Bull


thay totaled my car . how do i know if there offer is enough?


Answer
Go to kelly blue book values and enter your car info to get a free estimate as to what the car might be worth.

What is the new value of the car's energy?




Joe Mama


The kinetic energy of a car moving down a road is 1.00 x 10^5 J. The car suddenly doubles the magnitude of it's linear momentum vector without changing it's mass. What is the new value of the car's energy?
A) 9.00 x 10^5 J
B) 4.00 x 10^5 J
C) 6.00 x 10^5 J
D) 9.00 x 10^6 J
E) none of the above!



Answer
The info given indicates that the velocity of the car has been doubled.
The KE of the car would then be increased by V² = 4 times former KE.
ANS = B)




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