The horizontal bar rises at a constant rate of three hundred mm/s causing peg p to ride in the quarter circular slot. when coordinate y reaches 150mm, find the v and a vectors for p. hint: for a circle with origin shown x2+y2=r2. the radius of the slot is 300 mm.

What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil

If the new moon happens on january 15th, what shape will it be on february 6th?

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?