Q3 of 52 Page 382

Name two common materials, used as heating elements.

The two common materials, used as heating element are:

i. Tungsten wire.


ii. Nichrome Wire (It is made of 80% of Nickle and 20% of chromium.


More from this chapter

All 52 →
1

Electric fuse is an important component of all domestic circuits. Why?

 2

State the law which governs the amount of heat produced in a metallic conductor when current is passed through it for a given time. Express this law mathematically.

 4

Relate 1 kWh and SI unit of energy.

 5

You are given three bulbs of 40 W, 60 W and 100W. Which of them has lower resistance?