Machine Design The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress. Double One-third One-half One-fourth Double One-third One-half One-fourth ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Decreasing the cross-section area of bar Increasing the cross-section area of bar Remain unaffected with cross-section area Would depend upon other factors Decreasing the cross-section area of bar Increasing the cross-section area of bar Remain unaffected with cross-section area Would depend upon other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is an anti-friction bearing? Journal bearing Pedestal bearing Collar bearing Needle bearing Journal bearing Pedestal bearing Collar bearing Needle bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design Idler pulley is used for Increasing velocity ratio Changing the direction of motion of belt For applying tension All of these Increasing velocity ratio Changing the direction of motion of belt For applying tension All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Both will be equally rigid A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron Which one is rigid will depend on several other factors Both will be equally rigid A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron Which one is rigid will depend on several other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrostatic bearings The oil film is maintained by supplying oil under pressure Grease is used for lubrication 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 is used for lubrication Do not require external supply of lubricant The Oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
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