Theory of Machine In involute gears, the pressure angle is Always variable Dependent on the size of teeth Always constant Dependent on the size of gears Always variable Dependent on the size of teeth Always constant Dependent on the size of gears ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The number of centers in a crank driven slider crank mechanism is 6 2 4 6 2 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The method of direct and reverse cranks is used in engines for Kinematic analysis Vibration analysis The control of speed fluctuations Balancing of forces and couples Kinematic analysis Vibration analysis The control of speed fluctuations Balancing of forces and couples ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve) c/(m - M) g c (m - M) g c/(m + M) g c (m + M) g c/(m - M) g c (m - M) g c/(m + M) g c (m + M) g ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The fundamental equation for correct steering is (where φ and α = Angle through which the axis of the outer wheel and inner wheel turns respectively, c = Distance between the pivots of the front axles, and d = Wheel base) cotφ - cotα = c/b cosφ - sinα = c/b tanφ + cotα = b/c sinφ + sinα = b/c cotφ - cotα = c/b cosφ - sinα = c/b tanφ + cotα = b/c sinφ + sinα = b/c ANSWER DOWNLOAD EXAMIANS APP