For laminar flow in circul lar tube, the friction factor depends upon the tube rou factor (k) a)-true b)- false. give reasons for your choice.

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false

Most leaks in reciprocating air compressors can be detected and minimized by: (clo4) a)-detecting leakage areas using ultrasonic acoustic detector. b)-tightening joints and connections c)-replacing faulty equipment d)-all of the given options