Theory of Machine If the opposite links of a four bar linkage are equal, the links will always form a Triangle Rectangle Pentagon Parallelogram Triangle Rectangle Pentagon Parallelogram ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism in which two are turning pairs and two are sliding pairs, is called a Double slider crank chain Scotch yoke mechanism All of these Elliptical trammel Double slider crank chain Scotch yoke mechanism All of these Elliptical trammel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Zero Equal to unity Greater than unity Less than unity Zero Equal to unity Greater than unity Less than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Kutzbach criterion for determining the number of degrees of freedom (n) is (where l = number of links, j = number of joints and h = number of higher pairs) n = 2(l - 1) - 2j - h n = 3(l - 1) - 3j - h n = 2(l - 1) - 3j - h n = 3(l - 1) - 2j - h n = 2(l - 1) - 2j - h n = 3(l - 1) - 3j - h n = 2(l - 1) - 3j - h n = 3(l - 1) - 2j - h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to 1 -1 2 1 -1 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Total lift, total angle of lift, minimum radius of cam and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Mass of cam follower linkage, spring stiffness and cam speed Total lift, centre of gravity of the cam and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Mass of cam follower linkage, spring stiffness and cam speed Total lift, centre of gravity of the cam and cam speed ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS