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Sticky Note
A rheostat can be used as a _____?
ایک ریوسٹاٹ کو _____ کے طور پر استعمال کیا جاسکتا ہے؟
  1. Potential divider
  2. Variable resistor
  3. Both A and B
  4. None of these
Explanation
  • A rheostat is a type of variable resistor used to control current in a circuit.
  • It can also function as a potential divider by adjusting voltage across components.

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