a man with box on his head is climbed up a ladder . the work done by the man on the box is
a)positive
b)negative
c)zero
d)undefined
Share
a man with box on his head is climbed up a ladder . the work done by the man on the box is
a)positive
b)negative
c)zero
d)undefined
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Verified answer
positive because both force and diplacement are in the same direction
Verified answer
The man with box moves in order of increasing altitude.Hence there is increase in energy and thus the work done is positive.