Observe the diagram .
The filament of which bulb has more resistance ?

Observe the diagram and identify A & B.

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

Observe the Venn diagram. Find (AcapB)'

Observe the diagrams and identify the tissue types.

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

Observe the diagram and answer the questions below. Which bulbs will low when S_1 and S_2 are switched on ?

Observe the diagram and answer the questions below. Which bulbs will glow when S_1 is switched on ?

Observe the diagram, and answer the questions: In which of the marked part reduction division takes place? What is the significance of it? .

Observe the diagram glven below: Label the parts marked as a, and b.