Question

Stand, with your arms, in front of you, at your waist level with the palms facing upwards. Have your friend put a book on each of your hands. Now lift the books to (1) about your shoulder level and then lower them back, (ii) a level near your head and then lower them back. In which case did you do more work? Justify your answer on the basis of the scientific definition of work.​

Answer 1

Answer:

the work is more in 1 situation

because in 1 ex the arms are at equal level this more force is used and proportionally more work is done as work is directly proportional to force