a skier leaves the lodge traveling at a constant speed of 12m/s. 30 minutes later, another skier leaves the same lodge traveling the same trail. At what speed must the second skier travel to catch up with the first skier in 90 min

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.

The speed of light can be used to measure the

If state law mandates that elevators cannot accelerate more than 2.40 m/s2 or travel faster than 14.8 m/s , what is the minimum time in which an elevator can travel the 373 m from the ground floor to the observatory floor? ?