Non-ferrous alloys used for making cutting tools need not have high__________________?

Related Mcqs:

A reduction in thermal resistance during heat transfer does not occur in the___________________?

A. Convection heat transfer by stirring the fluid and cleaning the heating surface B. Conduction heat transfer by reduction in the material thickness and increase in the thermal conductivity C. Radiation heat transfer by increasing the temperature and reducing the emissivity D. None of these...

Damage to metal surface by mechanical action is called____________________?

A. Pitting B. Corrosion C. Erosion D. None of these...

Silicon in steel__________________?

A. Makes it usable in almost all magnetic circuits where alternating current is used B. Increases its electrical resistivity and decreases the hysteresis loss C. Is present upto 5% & 4% respectively when used in transformers & motor armatures D. All ‘A’, ‘B’ & ‘C’...

Which of the following is a commonly used manometric liquid for low pressure range ?

A. Ethyl alcohol B. Carbon tetrachloride C. Glycerol D. Ethylene glycol...

The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be_______________?

A. Parabolic B. Hyperbolic C. Straight line D. None of these...