Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies On their point of contact At the centre of circle At the pin joint At the centre of curvature On their point of contact At the centre of circle At the pin joint At the centre of curvature ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To transmit power from one rotating shaft to another whose axes are neither parallel nor intersecting, use? Worm gear Bevel gear Spur gear Spiral gear Worm gear Bevel gear Spur gear Spiral gear ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing means All of these Balancing partially revolving masses Best balancing of engines Balancing partially reciprocating masses All of these Balancing partially revolving masses Best balancing of engines Balancing partially reciprocating masses ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W tan(φ - α) P = W tan(α + φ) P = W tan(α - φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α + φ) P = W tan(α - φ) P = W cos(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys are connected by means of a cross belt drive, then both the pulleys will rotate in _________ directions. Perpendicular Opposite None of these Same Perpendicular Opposite None of these Same ANSWER DOWNLOAD EXAMIANS APP
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