Machine Design For tight leakage joints, following type of thread is best suited Square Buttress NPT (national pipe threads). Metric Square Buttress NPT (national pipe threads). Metric ANSWER DOWNLOAD EXAMIANS APP
Machine Design Three different weights fall from a certain height under vacuum. They will take None of these Same time to reach earth Times proportional to weight to reach earth Times inversely proportional to weight to reach earth None of these Same time to reach earth Times proportional to weight to reach earth Times inversely proportional to weight to reach earth ANSWER DOWNLOAD EXAMIANS APP
Machine Design The coefficient of friction between the belt and pulley depends upon the All of these Slip of belt Material of belt and pulley Speed of belt All of these Slip of belt Material of belt and pulley Speed of belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant Grease is used for lubrication 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 is used for lubrication The oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 15-30 m/s 3-15 m/s 1-3 m/s 30-50 m/s 15-30 m/s 3-15 m/s 1-3 m/s 30-50 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the angle between the tangent to the pitch helix and an element of the cylinder, is known as Pressure angle None of these Pitch lead angle Helix angle Pressure angle None of these Pitch lead angle Helix angle ANSWER DOWNLOAD EXAMIANS APP
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