Question

the potential energy of a system increases if work is done
a)by the system against a conservative force
b)by the system against the non conservative force
c)upon the system by a conservative force
d)upon the system by a non conservative force

Answer 1

Answer:

the potential energy of a system increases if work is done

a)by the system against a conservative force

b)by the system against the non conservative force

c)upon the system by a conservative force

d)upon the system by a non conservative force

Answer 2

Answer:

correct answer is option 4