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Muhammad

بِسمِ اللَّهِ الرَّحمٰنِ الرَّحيمِ

From: Sahiwal Division

Registered: 2012-03-22

Posts: 22,103

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Photocell can be used to:

12th Class Quizzes 12th Class Physics

Question:
Photocell can be used to:

Option A):
Open doors automatically in a building
Option B):
Operator burglar alarms
Option C):
All of these
Option D):
Count vehicles passing a road

Correct Answer is Option C):
All of these

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