Machine Design When a hole of diameter ‘d’ is punched in a metal of thickness 't', then the force required to punch a hole is equal to (where τu = Ultimate shear strength of the material of the plate) π/4 × d² × tτu π/4 × d².τu t.τu πd.t.τu π/4 × d² × tτu π/4 × d².τu t.τu πd.t.τu ANSWER DOWNLOAD EXAMIANS APP
Machine Design A column is known as a long column if the slenderness ratio is 70 40 50 100 70 40 50 100 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In unilateral system of tolerance, the tolerance is allowed on One side of the actual size Both sides of the actual size Both sides of the nominal size One side of the nominal size One side of the actual size Both sides of the actual size Both sides of the nominal size One side of the nominal size ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 90° 135° 180° 160° 90° 135° 180° 160° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The draw of cotter should not be more than 6 mm 12 mm 8 mm 3 mm 6 mm 12 mm 8 mm 3 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to have smooth operation, the minimum number of teeth on the smaller sprocket, for moderate speeds, should be 15 21 17 25 15 21 17 25 ANSWER DOWNLOAD EXAMIANS APP
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