Question

Certain force acting on an object of 20 kg mass changes its velocity from 5 m/s to 2m/s. Calculate the work done by the force.

Answer 1

F= ma
F = 20×-3÷t = -60N/sec
W = -60J
please mark it as the brainliest

Answer 2

We know that prime numbers have only 2 factors and the numbers which have three factors are square of prime numbers have three factors so the prime squares between 100 and 300 are ...121,169,289 so 3