Question

write two uses of photo cell

Answer 1

ANSWER❣❣⭐⭐

They are used as timers to measure speed of runner in race.

They are used in place of variable resistor.

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Answer 2

$<b >HELLO MATE !!$

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Two Uses of PHOTO CELL are :

✏They are used as timers to measure the speeds of runners during a race.

✏Photocells may be used in the place of variable resistors and photovoltaic cells..

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