Theory of Machine Shaft revolving in a bearing is the following type of pair Cylindrical pair Spherical pair Lower pair Higher pair Cylindrical pair Spherical pair Lower pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In arithmetic progression In logarithmic progression In geometric progression Constant In arithmetic progression In logarithmic progression In geometric progression Constant ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four stroke I.C. engine, the turning moment during the compression stroke is Negative throughout Positive during major portion of the stroke Positive throughout Negative during major portion of the stroke Negative throughout Positive during major portion of the stroke Positive throughout Negative during major portion of the stroke 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) (3/4) μ W R μ W R (2/3) μ W R (1/2) μ W R (3/4) μ W R μ W R (2/3) μ W R (1/2) μ W R ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In increasing velocity ratio In decreasing the slip of the belt Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In increasing velocity ratio In decreasing the slip of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following can completely balance several masses revolving in different planes on a shaft? A single mass in different planes Two masses in any two planes A single mass in one of the planes of the revolving masses Two equal masses in any two planes A single mass in different planes Two masses in any two planes A single mass in one of the planes of the revolving masses Two equal masses in any two planes ANSWER DOWNLOAD EXAMIANS APP
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