User Forum

Subject :NSO    Class : Class 8

The diagram shows identical lamps X and Y connected in series with a battery. The lamps light with normal brightness. If a third identical lamp Z is connected in parallel with lamp X, then what will happen to the brightness of lamp Y?


ABrighter than normal
BNormal
CDimmer than normal
DVery dim (cannot be seen)


Ans 1:

Class : Class 4

Ans 2:

Class : Class 7
In parallel the components work in their full potential, so the answer must be C

Ans 3:

Class : Class 8

Ans 4:

Class : Class 9

Ans 5:

Class : Class 8

Ans 6:

Class : Class 8
Two resistances connected in parallel reduce the resistance of the circuit.

Post Your Answer