12th Class Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Assertion And Reason (MCQs) - Current Electricity

  • question_answer
    Directions: In the following questions, a statement of Assertion (A) is followed by a statement of Reason (R). Mark the correct choice as:
    Assertion (A): Electrons which constitute the current are negatively charged.                                   
    Reason (R): Current carrying wire is negatively charged.

    A) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A)        

    B) Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A)

    C) Assertion (A) is true but Reason (R) is false             

    D) Assertion (A) is false and Reason (R) is also false

    Correct Answer: C

    Solution :

    (c) Electrons that constitute current are negatively charged. A wire carrying current is not charged inside the wire the number of electrons equal to the number of protons, at any instant. Therefore the conductor is neutral. The current in the conductor is due to the flow of electrons from the negative terminal to the positive terminal.


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