Machine Design When the belt speed increases Power transmitted remains the same Power transmitted increases to a maximum value and then decreases Power transmitted decreases Power transmitted increases Power transmitted remains the same Power transmitted increases to a maximum value and then decreases Power transmitted decreases Power transmitted increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the flanges are coupled together by means of Studs None of these Headless taper bolts Bolts and nuts Studs None of these Headless taper bolts Bolts and nuts ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings Grease required to be applied after some intervals Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure ANSWER DOWNLOAD EXAMIANS APP
Machine Design The designation M 33 × 2 of a bolt means Metric threads with cross-section of 33 mm Metric threads of 33 mm outside diameter and 2 mm pitch Metric threads of 33 numbers in 2 cm Bolt of 33 mm nominal diameter having 2 threads per cm Metric threads with cross-section of 33 mm Metric threads of 33 mm outside diameter and 2 mm pitch Metric threads of 33 numbers in 2 cm Bolt of 33 mm nominal diameter having 2 threads per cm ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (3a/b)] σ [1 + (b/3a)] σ [1 + (2a/b)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (b/3a)] σ [1 + (2a/b)] σ [1 + (b/2a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, The tension in tight side is thrice the centrifugal tension None of these The tension in tight side is twice the centrifugal tension The tension in slack side is equal to the centrifugal tension The tension in tight side is thrice the centrifugal tension None of these The tension in tight side is twice the centrifugal tension The tension in slack side is equal to the centrifugal tension ANSWER DOWNLOAD EXAMIANS APP
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