Theory of Machine What is the number of instantaneous centers for an eight link mechanism? 28 8 15 30 28 8 15 30 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Rolling pair Spherical pair Turning pair Screw pair Rolling pair Spherical pair Turning pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is false statement in respect of differences between machine and structure? 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 Machines transmit mechanical work, whereas structures transmit forces Efficiency of machines as well as structures is below 100 % 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 Machines transmit mechanical work, whereas structures transmit forces Efficiency of machines as well as structures is below 100 % ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism consisting of three turning pairs and one sliding pair, is called a Whitworth quick return motion mechanism Single slider crank chain Crank and slotted lever quick return motion mechanism All of these Whitworth quick return motion mechanism Single slider crank chain Crank and slotted lever quick return motion mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface) (1/2) μ W R (2/3) μ W R μ W R (3/4) μ W R (1/2) μ W R (2/3) μ W R μ W R (3/4) μ W R ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Always constant Dependent on the size of teeth Dependent on the size of gears Always variable Always constant Dependent on the size of teeth Dependent on the size of gears Always variable ANSWER DOWNLOAD EXAMIANS APP
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