Expand your knowledge base with the help of IDNLearn.com's extensive answer archive. Discover in-depth answers to your questions from our community of experienced professionals.

the mechanical advantage of a simple machine is 3 and its velocity ratio is 4 find its efficiency ​

Sagot :

Answer:

75%

Explanation:

Efficiency=MA/VR*100

=3/4*100

=0.75*100

=75%