Theory of Machine In a ball bearing, ball and bearing forms a Spherical pair Screw pair Turning pair Rolling pair Spherical pair Screw pair Turning pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power from the engine to the rear axle of an automobile is transmitted by means of Bevel gears Worm and worm wheel Spur gears Hooke's joint Bevel gears Worm and worm wheel Spur gears Hooke's joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is obtained from lower pair? Valve and valve gears Gyroscope Pantograph All of these Valve and valve gears Gyroscope Pantograph All of these 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 locomotive, the maximum magnitude of the unbalanced force along the perpendicular to the line of stroke, is known as Swaying couple None of these Tractive force Hammer blow Swaying couple None of these Tractive force Hammer blow ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of the reciprocating roller follower, when it has contact with the straight flanks of the tangent cam, is given by (where r₁ = Minimum radius of the cam, r₂ = Radius of the roller follower, and θ = Angle turned by the cam from the beginning of the follower displacement) (r₁ - r₂) (1 - cosθ) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
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