Blessig iliya

This page lists questions and answers that were posted by visitors named Blessig iliya.

Questions

The following questions were asked by visitors named Blessig iliya.

A lift is used to carry boxes to the top floor of a hotel 20m high.A total weight of 100kg of boxes was caried up in 20second.If the useful output of the engine driving the lift mechanism is 1.2 kilowatt.calculate the efficiency of the engine of the lift...
14 years ago

Answers

The following answers were posted by visitors named Blessig iliya.