Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π/2 One π Zero π/2 One π Zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Near the critical speed Above the critical speed None of these Below the critical speed Near the critical speed Above the critical speed None of these Below the critical speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to G².I₂ I₂/G² G.I₂ I₂/G G².I₂ I₂/G² G.I₂ I₂/G ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a Governor Flywheel D-slide valve Meyer's expansion valve Governor Flywheel D-slide valve Meyer's expansion valve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves downwards, the governor speed Increases First increases and then decreases Decreases Remain unaffected Increases First increases and then decreases Decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a cone clutch is same as that of Truncated conical pivot bearing Flat pivot bearing Flat collar bearing Conical pivot bearing Truncated conical pivot bearing Flat pivot bearing Flat collar bearing Conical pivot bearing ANSWER DOWNLOAD EXAMIANS APP
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