Question
What is the efficiency of a crane that used current of 8A at 150V to raise 450kg load at the rate of every minutes?
Answers
Damon
Rate of WHAT every how many minutes?
Please check what you type.
Power in = i V = 8 * 150 watts or Joules/second
Useful work done per second in Joules/sec
= m g h/(60*minutes)
Please check what you type.
Power in = i V = 8 * 150 watts or Joules/second
Useful work done per second in Joules/sec
= m g h/(60*minutes)