Question

A student lifts her 2 kg backpack up 2 m with a force of 2 N. How much work does she complete?

a) 0 J
b) 4 J
c) 1 J
d) 8 J

Answer 1

I think 4j isn't it she does a work

Answer 2

4 J

Step-by-step explanation:

because work done equal to force × time taken