Download Aptitude Crack
img not found img not found

Materials and Components

Q1: Electrical contact materials used in switches, brushes, relay must possess

A high thermal conductivity and high melting point

B low thermal conductivity and low melting point

C high thermal conductivity and low melting point

D low thermal conductivity and high melting point

ANS:A - high thermal conductivity and high melting point

Heat generated at contact should be dissipated quickly and contact should not melt.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.