The diagram shown represents a block-and-tackle... - JAMB Physics 2018 Question
The diagram shown represents a block-and-tackle pulley system on which an effort of W Newtons supports a load of 120.0N. If the efficiency of the machine is 40, then the value of W is?
A
28.0
B
48.0N
C
233.0N
D
50.0N
Ask EduPadi AI...
Correct Option: D
Please share this, thanks:
#JAMB #JAMB
Add your answer
No responses