A contestant in a winter sporting event pulls the 45kg block of ice with a rope over his shoulder at the same angle above the horizontal as shown below. a. The minimum force F he must exert to get the block moving is Blank 1. b. The acceleration of the block once it starts to move if that force is maintained is Blank 2. Round your answer to 2 decimal places. Blank 1 ' Add your answer ' Blank 2 ' Add your answer ' Question 10 A contestant in a winter sporting event pushes a 45.0kg block of ice across a frozen lake as shown below. a. The minimum force F he must exert to get the block moving is Blank 1. b. The acceleration ofthe block once it starts to move ifthat force is maintained is Blank 2. Round your answer to 2 decimal places. Blank 1 l Add your answer Blank 2 l Add your answer Question 11 10 Points At a post office, a parcel that is a 20.0-kg box slides down a ramp inclined at 30.0 with the horizontal. The coefficient of kinetic friction between the box and plane is 0.0300. a. The acceleration of the box is Blank 1. b. The velocity of the box as it reaches the end of the plane if the length of the plane is 2 m and the box starts from rest is Blank 2. Blank 1 Add your answer Blank 2 Add your