Knowing that portions ac and bc of cable acb must be

equal, determine the shortest length of cable that can be used to

supportthe load shown if the tension in the cable is not to

exceed870n.

The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false

Machinery that is a key part of the process and without which the plant or process cannot function is classifed as: (clo4) a)-critical machinery b)-essential machinery c)-general purpose machinery d)-none of the specified options.

What is the heat treatment of metals? what is the benefit of it? why and how it's useful? answer in details, do not write by hand.