W 20.
An iron block of mass 10 kg rests on a wooden plane inclined at 30°
to the horizontal. It is found that the least force parallel to the plane
which causes the block to slide up is 100 N. Calculate the coefficient
of friction between the two surfaces.
|NEB 2076]​

be subject to a force andchange its motion

the area between the graph and the t axis

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles