Related Questions

In sheet metal blanking, shear is provided on punches and dies so that
A Press load is reduced
B Good cut edge is obtained
C Warping of sheet is minimized
D Cut blanks is straight
There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called
A Wet steam
B Saturated steam
C Superheated steam
D Cushion steam
In piercing operation, the clearance is provided on
A Punch
B Die
C Half on the punch and half on the die
D Either on punch or die depending upon designer's choice
The cutting force in punching and blanking operations mainly depends on
A The modulus of elasticity of metal
B The shear strength of metal
C The bulk modulus of metal
D The yield strength of metal
Blanking and piercing operations can be performed simultaneously in a
A Simple die
B Progressive die
C Compound die
D Combination die
An adequate clearance between the tray and the shell wall of a distillation column is provided to
A Drain the liquid from the tray when the unit is not in operation
B Allow for thermal expansion and facilitate installation
C Avoid back-trapping
D None of these
The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is
A 0.01 micron
B 0.1 micron
C 1 micron
D 10 microns
Plasma clearance value of glucose is :
A 125ml /min
B 140ml/min
C 0ml / min
D 75ml / min
Big Shop Ltd. set up a cold storage in Rajshahi for preserving agricultural products, but so far the company _____the clearance from the Agriculture Ministry.
A will take
B never takes
C has not taken
D would not take
The renal clearance of
A PAH is a measure of renal plasma flow
B Phosphate is decreased by parathromone
C Protein is normally zero
D Bicarbonate is similar to that of glucose
E Creatinine provides an estimate of renal plasma flow

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