Q- A snowmobile weighing 1000 lbs starts from rest, coasts down a 50 incline. If the force of friction opposing the motion is 40 lbs and the air resistance in pounds is numerically equal to 1.5 times the speed in feet per second, find:
a) An expression of the acceleration
b) An expression for the speed as a function of time
c) Speed after 10 seconds
d) The terminal speed of the snowmobile.
Comments