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A Zener diode connected across a source voltage of 12V such that 6V drops across it. The power drawn by zener diode is 2.4 MW, Then what is the maximum value of series resistance connected in the circuit?
    Correct answer is '15'. Can you explain this answer?
    Verified Answer
    A Zener diode connected across a source voltage of 12V such that 6V dr...
    VS = 12 Volt
    Vdrop = 6 Volt
    So, remaining voltage V = VS – Vdrop = 12 – 6
    = 6 Volt
    Power drawn by Zener diode P = 2.4 MW
    As we know that
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    A Zener diode connected across a source voltage of 12V such that 6V dr...
    To find the maximum value of the series resistance connected in the circuit, we need to analyze the given information step by step.

    Step 1: Determine the voltage across the series resistance
    Since the Zener diode has a voltage drop of 6V across it, the remaining voltage across the series resistance can be calculated as follows:

    Voltage across the series resistance = Source voltage - Zener diode voltage
    Voltage across the series resistance = 12V - 6V = 6V

    Step 2: Calculate the power dissipated by the series resistance
    To calculate the power dissipated by the series resistance, we can use the formula:

    Power = (Voltage)^2 / Resistance

    Given that the power drawn by the Zener diode is 2.4 MW (megawatts), we can convert it to watts by multiplying by 10^6:
    Power = 2.4 MW = 2.4 x 10^6 W

    Substituting the values into the formula, we have:
    2.4 x 10^6 W = (6V)^2 / Resistance

    Step 3: Solve for the resistance
    Rearranging the formula, we have:
    Resistance = (6V)^2 / (2.4 x 10^6 W)

    Simplifying the expression, we get:
    Resistance = 36V^2 / (2.4 x 10^6 W)
    Resistance = 36 / (2.4 x 10^6) Ohms
    Resistance = 15 Ohms

    Therefore, the maximum value of the series resistance connected in the circuit is 15 Ohms.

    In summary,
    - The voltage across the series resistance is 6V.
    - The power dissipated by the series resistance is 2.4 MW.
    - By using the formula for power dissipation, we can calculate the resistance to be 15 Ohms.
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