Machine Design In oilness bearings Do not require external supply of lubricant Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant Grease required to be applied after some intervals 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 property of a material which enables it to resist fracture due to high impact loads is known as Toughness Endurance Elasticity Strength Toughness Endurance Elasticity Strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The difference between the upper limit and lower limit of a dimension is called Tolerance Actual size Nominal size Basic size Tolerance Actual size Nominal size Basic size ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a horizontal flat belt drive, it is customary to use Bottom side of belt as slack side Idler pulley Top side of belt as slack side None of these Bottom side of belt as slack side Idler pulley Top side of belt as slack side None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt speed increases Power transmitted decreases Power transmitted increases to a maximum value and then decreases Power transmitted increases Power transmitted remains the same Power transmitted decreases Power transmitted increases to a maximum value and then decreases Power transmitted increases Power transmitted remains the same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 4D3n Gd⁴/ 8D²n Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 4D3n Gd⁴/ 8D²n Gd⁴/ 8D3n Gd3/ 8D3n ANSWER DOWNLOAD EXAMIANS APP