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What is the maximum rate at which energy...

What is the maximum rate at which energy is stored in inductor (L) when it is connected in series with resistance R and one battery of emf E and negligible internal resistance? Refer to growth and decay of current in a coil, explained in competition file.

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To solve the problem of finding the maximum rate at which energy is stored in an inductor (L) when it is connected in series with a resistance (R) and a battery of emf (E) with negligible internal resistance, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Circuit**: The circuit consists of an inductor (L), a resistor (R), and a battery with emf (E). The inductor stores energy in the magnetic field when current flows through it. 2. **Current Growth in the Inductor**: ...
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A potentiometer has a wire of 100cm length and its resistance is 10 Ohms.It is connected in series with a resistance of 40 ohms and a battery of emf 2V and negligible internal resistance.If a source of unknown emf E connected in the secondary is balanced by 40cm length of potentiometer wire the value of 'E' is

An inductor of self-inductance L and resistor of resistance R are connected in series to a battery of emf E and negligible resistance.Calculate the maximum rate at which energy is stored in the inductor.

Knowledge Check

  • A series combination of L and R is connected to a battery of emf E having negligible internal resistance. The final value of current depeds upon

    A
    `L` and `R` only
    B
    `E` and `L` only
    C
    `E` and `R` only
    D
    `L, R` and `E` only

  • AB is a potentiometer wire of length 100 cm and its resistance is 10 ohms . It is connected in series with a resistance R = 10 ohms and a battery of e.m.f. 2 V and negligible internal resistance. If a source of unknown e.m.f. E is balanced by 40 cm length of the potentiometer wire, the value of E is

    A
    `0.8 V`
    B
    `1.6 V`
    C
    `0.08 V`
    D
    `0.16 V`

  • AB is a potentiometer wire of length 100 cm and its resistance is 10Omega . It is connected in series with a resistance R = 40 Omega and a battery of emf 2 V and negligible internal resistance. If a source of unknown emf E is balanced by 40 cm length of the potentiometer wire, the value of E is

    A
    `0.8V`
    B
    `1.6V`
    C
    `0.08V`
    D
    `0.16V`

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