IDNLearn.com provides a collaborative environment for finding and sharing knowledge. Join our interactive Q&A platform to receive prompt and accurate responses from experienced professionals in various fields.

A crate of mass 200 is raised by an electric motor through a height of 50 in 25. Calculate:
a) The weight of the crane
b) The useful work done
c) The useful power of the motor
d) The efficiency of the motor, if it takes a power of 5000 from its electricity
supply


Sagot :

Thank you for participating in our discussion. We value every contribution. Keep sharing knowledge and helping others find the answers they need. Let's create a dynamic and informative learning environment together. IDNLearn.com provides the answers you need. Thank you for visiting, and see you next time for more valuable insights.