Theory of Machine In a ball bearing, ball and bearing forms a Rolling pair Screw pair Turning pair Spherical pair Rolling pair Screw pair Turning pair Spherical pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the rubbing surface __________ with the distance from the axis of the bearing. Decreases Remain same None of these Increases Decreases Remain same None of these Increases 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 clockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂)2r (ω₁ - ω₂)r ω₁.ω₂.r (ω₁ + ω₂)r (ω₁ - ω₂)2r (ω₁ - ω₂)r ω₁.ω₂.r (ω₁ + ω₂)r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be Stable Isochronous None of the listed here Unstable Stable Isochronous None of the listed here Unstable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 60°-70° 80°- 90° 70°- 80° 50°- 60° 60°-70° 80°- 90° 70°- 80° 50°- 60° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam) (R - r₁) (1 - cosθ) R (1 - cosθ) (R - r₁) (1 - sinθ) R (1 - sinθ) (R - r₁) (1 - cosθ) R (1 - cosθ) (R - r₁) (1 - sinθ) R (1 - sinθ) ANSWER DOWNLOAD EXAMIANS APP
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