Solder is an alloy of______________?

Related Mcqs:

Which of the following materials is preferred for transmitting electrical energy over long distance ?

A. Copper B. Aluminium C. Steel reinforced copper D. Steel reinforced aluminium...

By increasing impurity content in the metal alloy the residual resistivity always_____________?

A. decreases B. increases C. remains constant D. becomes temperature independent...

The resistivity of a metal is a function of temperature because_____________?

A. the amplitude of vibration of the atoms varies with temperature B. the electron density varies with temperature C. the electron gas density varies with temperature...

Platinum is used in_____________?

A. electrical contacts B. thermocouple C. heating element in high temperature furnace D. grids of special purpose vacuum tubes E. all of the above...

The carbon percentage is least in__________________?

A. low carbon steel B. wrought iron C. cast iron D. malleable iron...