Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) (r/2) cosφ r sinφ r tanφ r cosφ (r/2) cosφ r sinφ r tanφ r cosφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of an open belt drive. The length of the belt is π (r₁ + r₂) + (r₁ - r₂)²/x + 2x π (r₁ + r₂) + (r₁ + r₂)²/x + 2x π (r₁ - r₂) + (r₁ - r₂)²/x + 2x π (r₁ - r₂) + (r₁ + r₂)²/x + 2x π (r₁ + r₂) + (r₁ - r₂)²/x + 2x π (r₁ + r₂) + (r₁ + r₂)²/x + 2x π (r₁ - r₂) + (r₁ - r₂)²/x + 2x π (r₁ - r₂) + (r₁ + r₂)²/x + 2x ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side. Backward Downward Forward Upward Backward Downward Forward Upward ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Carnot cycle is a semi-reversible cycle a quasi static cycle an irreversible cycle a reversible cycle a semi-reversible cycle a quasi static cycle an irreversible cycle a reversible cycle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Roller bearing Thrust bearing Needle roller bearing Ball bearing Roller bearing Thrust bearing Needle roller bearing Ball bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of linear velocity of any point on a link with respect to another point on the same link is None of the listed here At 45° to the link joining the points Parallel to the link joining the points Perpendicular to the link joining the points None of the listed here At 45° to the link joining the points Parallel to the link joining the points Perpendicular to the link joining the points ANSWER DOWNLOAD EXAMIANS APP