Machine Design The constant factor in case of R10 series of preferred numbers is 1.06 1.26 1.58 1.12 1.06 1.26 1.58 1.12 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings are known as Thick lubricated bearings Plastic bearings Thin lubricated bearings Antifriction bearings Thick lubricated bearings Plastic bearings Thin lubricated bearings Antifriction bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrostatic bearings Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure The Oil film pressure is generated only by the rotation of the journal Grease is used for lubrication Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure The Oil film pressure is generated only by the rotation of the journal Grease is used for lubrication ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Square Buttress Metric NPT (national pipe threads). Square Buttress Metric NPT (national pipe threads). ANSWER DOWNLOAD EXAMIANS APP
Machine Design The plasticity is the property of a material which enables it to Draw into wires by the application of a tensile force Regain its original shape after deformation when the external forces are removed Resist fracture due to high impact loads Retain deformation produced under load permanently Draw into wires by the application of a tensile force Regain its original shape after deformation when the external forces are removed Resist fracture due to high impact loads Retain deformation produced under load permanently ANSWER DOWNLOAD EXAMIANS APP
Machine Design A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible tensile stress in the metal is 20 N/mm², then the thickness of the metal required for making the pipe will be 5 mm 25 mm 10 mm 15 mm 5 mm 25 mm 10 mm 15 mm ANSWER DOWNLOAD EXAMIANS APP