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What is the SI unit of L?
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State significance of earthing. Draw and explain pipe earthing. State the values of earth resistances for: (i) Substation (ii) Residential wiring (iii) H.T. Line (iv) L.T. Line.

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A 3 φ I.M. has synchronous speed of 250rpm and 4% slip at full load. The rotor has a resistance of 0.02Ω/ph and stand still reactance of 0.15Ω/ph. Calculate i) The speed at which max torque is developed. ii) The ratio of maximum to F. L. torque. iii) The ratio of maximum to starting torque.

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What is the L and N in AC?
Answer : In an alternating current (AC) electrical system, **L** and **N** stand for **Live (or Line)** and **Neutral**. Here's a simple explanation: - **L (Live or Line)**: This is ... the one that carries the electrical potential, while the **Neutral** wire provides a path for the current to flow back....

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How does a MOSFET's aspect ratio (W/L) affect its current-carrying capacity?

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For zero initial conditions, write the equation for current in a series R-L circuit for step response.

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Derive the expression for resonance frequency in R-L-C series circuit.

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What is the SI unit of AC conductivity?
Answer : The SI unit of AC (alternating current) conductivity is the **siemens per meter (S/m)**. Conductivity is a measure of a material's ability to conduct electric current, and since it's the reciprocal of ... length of the material. So, in short, the SI unit of AC conductivity is **S/m**....

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What is the SI unit of moving coil galvanometer?
Answer : The SI unit of a moving coil galvanometer is the **ampere (A)**, since a moving coil galvanometer is primarily used to measure electric current. The instrument itself doesn't have a specific ... the readings from the galvanometer are typically in amperes, which is the SI unit of electric current....

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What is the SI unit of deflection of galvanometer?
Answer : The SI unit of deflection of a galvanometer is not directly defined, as deflection is a *dimensionless* quantity. It's usually measured in terms of an angular displacement, which is typically expressed ... displacement (radians)** or **scale divisions**, depending on the design of the galvanometer....

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What is the SI unit of self-inductance other than Henry?

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