Question

given two arrays of integers a and b. for each element the second array bj you should find the number of elements in array a that are less than or equal to the value bj​

Answer 1

Answer:

Not getting your question....

Given,

Initial velocity(u)=20ms−1

Final velocity(v)=0

Distance moved(S)=50m

We know,

v2=u2+2aS

0=202+2a×50

−400=100a

a=100−400

a=−4ms−2

Now,

F=ma

F=1000×−4

=−4000N