Theory of Machine A foot step bearing and rotor of a vertical turbine form examples of Successfully constrained motion Completely constrained motion Partially constrained motion Incompletely constrained motion Successfully constrained motion Completely constrained motion Partially constrained motion Incompletely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four bar chain or quadric cycle chain Two are turning pairs and two are sliding pairs Each of the four pairs is a turning pair One is a turning pair and three are sliding pairs Three are turning pairs and one is a sliding pair Two are turning pairs and two are sliding pairs Each of the four pairs is a turning pair One is a turning pair and three are sliding pairs Three are turning pairs and one is a sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a compound pendulum is (1/2π). √[gh/(kG² + h²)] 2π. √[gh/(kG² + h²)] 2π. √[(kG² + h²)/gh] (1/2π). √[(kG² + h²)/gh] (1/2π). √[gh/(kG² + h²)] 2π. √[gh/(kG² + h²)] 2π. √[(kG² + h²)/gh] (1/2π). √[(kG² + h²)/gh] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W cos(α + φ) P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) 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 Coriolis component is encountered in Quick return mechanism of shaper Both (A) and (C) above Slider crank mechanism Four bar chain mechanism Quick return mechanism of shaper Both (A) and (C) above Slider crank mechanism Four bar chain mechanism ANSWER DOWNLOAD EXAMIANS APP
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