Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 22.5° 67.5° 90° 45° 22.5° 67.5° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to W/9 8W/9 2W/3 W/2 W/9 8W/9 2W/3 W/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design For low and moderate speed engines, the cam follower should move with Uniform velocity Uniform acceleration and retardation Cycloidal motion Simple harmonic motion Uniform velocity Uniform acceleration and retardation Cycloidal motion Simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
Machine Design The size of a gear is usually specified by Circular pitch Pressure angle Pitch circle diameter Diametral pitch Circular pitch Pressure angle Pitch circle diameter Diametral pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings 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 The oil film is maintained by supplying oil under pressure ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of third type, the mechanical advantage is __________ one. More than Equal to None of these Less than More than Equal to None of these Less than ANSWER DOWNLOAD EXAMIANS APP
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