Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 50°- 60° 70°- 80° 60°-70° 80°- 90° 50°- 60° 70°- 80° 60°-70° 80°- 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relative velocity of B with respect to A in a rigid link AB is At 45° to AB Perpendicular to AB Along AB Parallel to AB At 45° to AB Perpendicular to AB Along AB Parallel to AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively) (2/3). μ W (r₁ + r₂) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W (r₁ + r₂) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A watt's governor can work satisfactorily at speeds from 200 to 300 r.p.m. 100 to 200 r.p.m. 60 to 80 r.p.m. 80 to 100 r.p.m. 200 to 300 r.p.m. 100 to 200 r.p.m. 60 to 80 r.p.m. 80 to 100 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be Slightly more than 45 mm 95 mm 45 mm Slightly less than 45 mm Slightly more than 45 mm 95 mm 45 mm Slightly less than 45 mm 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 I₂/G G².I₂ I₂/G² G.I₂ I₂/G G².I₂ I₂/G² G.I₂ ANSWER DOWNLOAD EXAMIANS APP
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