Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. Same None of these Different Unpredictable Same None of these Different Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 12,000 r.p.m. 6,000 r.p.m. 5,367 r.p.m. 9,360 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 5,367 r.p.m. 9,360 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism in which two are turning pairs and two are sliding pairs, is called a Elliptical trammel All of these Double slider crank chain Scotch yoke mechanism Elliptical trammel All of these Double slider crank chain Scotch yoke mechanism 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 Which of the following disciplines provides study of the relative motion between the parts of a machine and the forces acting on the parts? Applied mechanics Kinetics Mechanisms Theory of machines Applied mechanics Kinetics Mechanisms Theory of machines ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism is an assemblage of Three links Two links Four or more than four links All of these Three links Two links Four or more than four links All of these ANSWER DOWNLOAD EXAMIANS APP
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