Find the properties of steam at 10 bar with a specific enthalpy of 1880 kJ/kg. (b) A cylindrical vessel of 1 m diameter and 4 m length has hydrogen gas at a pressure of 100
kPa and 27⁰C. Determine the amount of heat to be supplied to increase the gas pressure to 125
kPa. For hydrogen, take = 14.307

, = 10.183
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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

Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented

Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation