Theory of Machine A pantograph is a mechanism with Lower pairs Rolling pairs Turning pairs Higher pairs Lower pairs Rolling pairs Turning pairs Higher pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is false statement in respect of differences between machine and structure? Machines transmit mechanical work, whereas structures transmit forces Machines modify movement and work, whereas structures modify forces In machines, relative motion exists between its members, whereas same does not exist in case of structures Efficiency of machines as well as structures is below 100 % Machines transmit mechanical work, whereas structures transmit forces Machines modify movement and work, whereas structures modify forces In machines, relative motion exists between its members, whereas same does not exist in case of structures Efficiency of machines as well as structures is below 100 % 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) - 3j - h n = 3(l - 1) - 3j - h n = 3(l - 1) - 2j - h n = 2(l - 1) - 2j - h n = 2(l - 1) - 3j - h n = 3(l - 1) - 3j - h n = 3(l - 1) - 2j - h n = 2(l - 1) - 2j - h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factor which affects the critical speed of a shaft is Eccentricity Span of shaft All of the listed here Diameter of disc Eccentricity Span of shaft All of the listed here Diameter of disc ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the particles of a body moves perpendicular to its axis, then the body is said to have Longitudinal vibration None of these Torsional vibration Transverse vibration Longitudinal vibration None of these Torsional vibration Transverse vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The magnitude of linear velocity of a point B on a link AB relative to point A is, (Where ω = Angular velocity of the link AB) ω × AB ω × (AB)² (ω × AB)² ω² × AB ω × AB ω × (AB)² (ω × AB)² ω² × AB ANSWER DOWNLOAD EXAMIANS APP
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