Theory of Machine The number of links in pantograph mechanism is equal to 2 4 3 5 2 4 3 5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Four times None of these Same Two times Four times None of these Same Two times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Permit relative motion Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Permit relative motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Decreases Remain unaffected First increases and then decreases Increases Decreases Remain unaffected First increases and then decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) M/(m + M) (m + M)/m m/(m + M) (m + M)/M M/(m + M) (m + M)/m m/(m + M) (m + M)/M ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Hartnell governor has its controlling force (Fc) given by Fc = ar + b, where r is the radius of rotation and a and b are constants. The governor becomes isochronous when a is +ve and b is -ve a = 0 and b is +ve a is +ve and b is also +ve a is +ve and b = 0 a is +ve and b is -ve a = 0 and b is +ve a is +ve and b is also +ve a is +ve and b = 0 ANSWER DOWNLOAD EXAMIANS APP
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