Question

A body of mass 1.2 Kg starts along a straight horizontal
track with an initial velocity of 6mlg and comes to rest
after 4 sec due to friction, Find
1) Force of friction on the block.
e) co-efficient of friction below the block and track​

Answer 1

Answer:

1) 9/5

2) 3/20

are the anwers of this easy problem