Theory of Machine In under damped vibrating system, the amplitude of vibration Increases exponentially with time Decreases exponentially with time Increases linearly with time Decreases linearly with time Increases exponentially with time Decreases exponentially with time Increases linearly with time Decreases linearly with time ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have a surface contact when relative motion takes place and the surface of one element slides over the surface of the other, the pair formed is known as a Lower pair Self-closed pair Higher pair Force-closed pair Lower pair Self-closed pair Higher pair Force-closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 5 3 2 4 5 3 2 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body will begin to move down an inclined plane, if the angle of inclination of the plane is ________ the angle of friction. Greater than Less than None of these Equal to Greater than Less than None of these Equal to 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)r ω₁.ω₂.r (ω₁ - ω₂)2r (ω₁ + ω₂)r (ω₁ - ω₂)r ω₁.ω₂.r (ω₁ - ω₂)2r (ω₁ + ω₂)r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The steering of a ship means None of these Movement of a complete ship up and down in vertical plane about transverse axis Turning of a complete ship in a curve towards right or left, while it moves forward Rolling of a complete ship sideways None of these Movement of a complete ship up and down in vertical plane about transverse axis Turning of a complete ship in a curve towards right or left, while it moves forward Rolling of a complete ship sideways ANSWER DOWNLOAD EXAMIANS APP
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