Homework Help: physics

Posted by Ryan on Monday, November 14, 2011 at 8:46pm.

Let a force of 1500 Newtons act through a distance of 200 meters on a 1500 kg car which starts from rest.

a. What is the work done?

b. What is the final velocity?

c. What is the car's momentum?

d. What is the car's change in momentum?

e. What is the car's Kinetic Energy?

f. What is the car's change in Kinetic Energy?

physics - bobpursley, Monday, November 14, 2011 at 8:58pm
workdone=force*distanc
1/2 mv^2=work done solve for v
momentum=mv
changemomentum=mv-m*0
KE= workdone=1/2mv^2
change in KE= 1/2 mv^2-1/2 m*0^2
physics - fyu, Saturday, November 3, 2012 at 10:36pm
78ghvo7

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