Poll Results
No votes. Be the first one to vote.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
The formula for the efficiency of a machine is:
[
text{Efficiency} (%) = left( frac{text{Useful Output Energy or Work}}{text{Input Energy or Work}} right) times 100
]
Answer: a
Explanation: The output is first calculated from the running of the machine and the
different losses are calculated. On substitution the efficiency of the machine is
calculated.