Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1.5 0.5 2 1 1.5 0.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following can completely balance several masses revolving in different planes on a shaft? A single mass in one of the planes of the revolving masses Two masses in any two planes A single mass in different planes Two equal masses in any two planes A single mass in one of the planes of the revolving masses Two masses in any two planes A single mass in different planes Two equal masses in any two planes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The driving and driven shafts connected by a Hooke's joint will have equal speeds, if sinθ = ± tanα cotθ = cosα tanθ = ± cosα cosθ = sinα sinθ = ± tanα cotθ = cosα tanθ = ± cosα cosθ = sinα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Lower pairs are those which have Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be ω² r {n/(n + 1)} ω² r {n/(n - 1)} ω² r {(n - 1)/n} ω² r {(n + 1)/n} ω² r {n/(n + 1)} ω² r {n/(n - 1)} ω² r {(n - 1)/n} ω² r {(n + 1)/n} ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point moves along a straight line, its acceleration will have Tangential component only Radial and tangential components both Coriolis component only Radial component only Tangential component only Radial and tangential components both Coriolis component only Radial component only ANSWER DOWNLOAD EXAMIANS APP