Manufacturing And Production Technology The relief or clearance at the cutting edge of a flat drill varies from 90° to 120° 20° to 30° 3° to 8° 60° to 90° 90° to 120° 20° to 30° 3° to 8° 60° to 90° ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Volume of a cube of side ‘l’ and volume of a sphere of radius ‘r’ are equal. Both the cube and the sphere are solid and of same material. They are being cast. The ratio of the solidification time of the cube to the same of the sphere is (4π/6)² × (r/l)³ (4π/6)³ × (r/l)⁶ (4π/6)² × (r/l)⁴ (4π/6) × (r/l)² (4π/6)² × (r/l)³ (4π/6)³ × (r/l)⁶ (4π/6)² × (r/l)⁴ (4π/6) × (r/l)² ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology What is the type of welding defect is caused due to stresses on heating and cooling called? Incomplete penetration Incomplete fusion Slag Entrapment (Inclusions) Shrinkage void Incomplete penetration Incomplete fusion Slag Entrapment (Inclusions) Shrinkage void ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Small nose radius Decreases tool life Increases tool life Produces chipping and decreases tool life Results in excessive stress concentration and greater heat generation Decreases tool life Increases tool life Produces chipping and decreases tool life Results in excessive stress concentration and greater heat generation ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A grinding wheel is said to be of _________ if the abrasive grains can be easily dislodged. Hard grade None of these Soft grade Medium grade Hard grade None of these Soft grade Medium grade ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The operation of making a cone-shaped enlargement of the end of a hole is known as Trepanning Counter-sinking Spot facing Counter-boring Trepanning Counter-sinking Spot facing Counter-boring ANSWER DOWNLOAD EXAMIANS APP
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