Dan wants to lift his car using a movable pulley system like the one shown in the picture.
Using a movable pulley system will decrease the force needed to lift the car by increasing the
A.
total mass of Dan's body.
B.
strength contained in Dan's arms.
C.
total mass of the car.
D.
distance over which the force is applied.
6 answers
No pulley system shown. Cannot copy and paste here.
21
zxv jzd gvjkds jkb kjds bkjs b kdjs bkd kb djb kdsj bks djk bfbkjsdbgjkb
A the total mass of Dan's body
the answer is d. distance over which the force is applied
just took the test its D
2 answers