Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 6 Hz 6π Hz 3 Hz 3π Hz 6 Hz 6π Hz 3 Hz 3π Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The height of a Watt's governor is Inversely proportional to speed Directly proportional to speed Inversely proportional to (speed)² Directly proportional to (speed)² Inversely proportional to speed Directly proportional to speed Inversely proportional to (speed)² Directly proportional to (speed)² 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)2r (ω₁ + ω₂)r (ω₁ - ω₂)r ω₁.ω₂.r (ω₁ - ω₂)2r (ω₁ + ω₂)r (ω₁ - ω₂)r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism consisting of four links is called a __________ mechanism. Compound Binary Simple None of these Compound Binary Simple None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The locus of a point on a thread unwound from a cylinder will be Involute Cycloidal A circle A straight line Involute Cycloidal A circle A straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Higher pairs are those which have Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
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