Mechanical Engineering Q&A

Question Describe the function of a governor in an engine, detailing how it regulates engine speed and prevents over speeding under varying load conditions.? Answer Step 1 Conceptual Introduction In an engine, a governor is a mechanical or electronic apparatus that manages and oversees the speed of the engine by adjusting the fuel…

Question Shock resisting steels should have _ _ a low wear resistance b low hardness c low tensile strength d toughness Answer Step 1 Solution : Shock resisting steels should have toughness. Option     D Explanation : Explanation: High toughness is essential for applications where the steel is subjected to sudden loads for applications where the steel is…

Question A thin 30-cm × 30-cm flat plate is pulled at 3 m/s horizontally through a 3.6-mm-thick oil layer sandwiched between two plates, one stationary and the other moving at a constant velocity of 0.3 m/s, as shown in Fig. P2–81. The dynamic viscosity of the oil is 0.027 Pa·s. Assuming the velocity in each oil…