Find the following: (a) power consumption in the compressor (kW), (b) rate of heat addition to the evaporator (kW), (c) condenser heat rejection rate (kW), (d) cycle coefficient of performance, (e) compressor isentropic efficiency, (f) entropy generation rate in the expansion valve (kW/K), and (g) the irreversibility rate in the expansion valve in kW if the ambient temperature is 5o C.

If you were designing a bumper for a car, would you prefer it to exhibit elastic or plastic deformation? why? consider the functions of a bumper in both a minor "fender-bender" and a major collision.

When using the ohmmeter function of a digital multimeter, the leads are placed in what position relative to the component being tested? a. parallel b. control c. series d. line

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise