(Solved):   12 points A shopping cart is being pushed up an inclined surface, as shown. The distance A ...

 

12 points A shopping cart is being pushed up an inclined surface, as shown. The distance AB between the rollers is 3 ft. Determine the angular velocity of the shopping cart just after the roller B has begun moving up the incline, if the velocity of the roller A is VA = 2 ft/s. A B 20? E