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The alkali metal used in photoelectric c...

The alkali metal used in photoelectric cell is

A

K

B

Cs

C

Li

D

Fr

Text Solution

Verified by Experts

The correct Answer is:
B

Cs with low IE is used in photoelectric cells.
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The alkali metals

The metal used in photoelectric cell is-

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Alkali metals are used in photoelectric cells and photoelectric alarms . Explain.

What type of metals are used in photoelectric cells ? Give one example.

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