Ex A car is initially moving in a horizontal
flat road at 18 m/s. When the deriver
applies the brakes, the car Losses 34 of
its initial Kinetic energy a
la distance of som. The coefficient of kinetic
car and the road is :
after travelling
friction between the

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.