A block of mass 2 kg slides on a frictionless loop the looped track. The block is released from a height of 3.7 m. The looped track has a radius of 0.8 m. (A) What speed does the block have at the bottom of the loop?
(B.) What speed does the block have at the top of the loop?
(C.) What Normal force does the block experience at the top of the loop?
(D.) What minimum height above the ground must the block be placed to make it around the loop without it falling?

answer: i don't know the answer good luck

explanation:

a displacement distance is size of displ

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)

continuous conducting path for current, power supply