Observe the diagram .
Nichrome is not used as filament in incandescent lamps . Why ?

Nichrome is not used as filament in incandascent lamp . Why ?

Write down the reasons for the following statements . Nichrome is not used as filament in incandescent lamp.

Incandescent lamp, discharge lamp , C.F.L, LED lamp, arc lamp are given for observation . Answer the following questions after observing them. Which metal is used to make filament of an incandescent lamp ? What are the advantages of using this metal as a filament ?

Observe the diagram and identify A & B.

Observe the venn diagram. Find (A nn B) .

Observe the Venn diagram. Find (AcapB)'

Observe the diagram. Name any two principle cell found in it.

Which material is used as filament of bulb ?

Observe the given diagrams. Identify A and B