1. Represent each of the following combinations of units in the correct SI form using the appropriate prefix:. (a) μ MN, (b) N/μm, (c) MN/ks2, and (d) kN/ms.2. Represent each of the following quantities in the correct SI form using the appropriate prefix:. (a) 0.000431 kg, (b) 35.3(103) N, (c) 0.00532 km.3. Represent each of the following combinations of units in the correct SI form:. (a) Mg/ms, (b) N/nm, and (c) mN/(kg⋅μs)

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

An ideal otto cycle with air as the working fluid has a compression ratio of 8. the minimum and maximum temperatures in the cycle are 300 k and 1340 k. use constant specific heats at room temperature to determine (a) the amount of heat transferred to the air during the heat- addition kj/kg, (b) the thermal efficiency, and (c) the thermal efficiency of a carnot cycle ope limits. process, in rating between the same temperature

Compute the pressure drop of 30°c air flowing with a mean velocity of 8 m/s in a circular sheet-metal duct 300 mm in diameter and 15 m long. use a friction factor, f 0.02, and pair = 1.1644 kg/m a. 37.26 pa b. 25.27 pa n c. 29.34 pa d. 30.52 pa