Question

A student pushes a 40-N block across the floor for a distance of 10 m. How much work was applied to move the block?

A.
4 J

B.
40 J

C.
400 J

D.
4000 J

Answer 1

we know force ,f=ma
and work done w=force.displacement

Answer 2

w=mas

Answer 3

umm..... alittle confusing

Answer 4

but in your question ma=40 n is given and s=10 m is given.put the values and get answer

Answer 5

w=40.10=400j

Answer 6

oh ok thank you again

Answer 7

welcome