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Self-Inductance for GSEB: 12 solved questions

Real GSEB paper questions on self-inductance, part of electromagnetic induction. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2016 to 2023. No sign-in needed to read them.

What this topic asks

• Self-inductance and self-induced EMF — 5 questions
• Coil geometry, cores and combinations — 3 questions
• Energy stored in an inductor — 2 questions
• Units and dimensions — 2 questions

All 12 questions with solutions

• The equivalent inductance of the circuit shown in the figure, between A and B, is . (Neglect any mutual induc… GSEB Board March 2016
• When the electric current in a coil changes from +2 A to -2 A in 0.05 s, an induced emf of 8.0 V is generated… GSEB Board March 2016
• A current of 2 A passing through a coil of 100 turns gives rise to a magnetic flux of 5×10⁻³ Wb per turn. The… GSEB Board July 2016
• The self-inductances of two solenoids A and B of equal length are the same. The numbers of turns in solenoids… GSEB Board July 2017
• Five pure inductors, each of 3 H, are connected as shown in the figure. The equivalent inductance of this con… GSEB Board March 2019
• Which one of the following is an equation of magnetic energy density? GSEB Board March 2020
• T m² A⁻¹ is the unit of the physical quantity. GSEB Board August 2020
• The current in a circuit falls from 5 A to 0 A in 0.1 s. If an average emf of 200 V is induced, the self-indu… GSEB Board March 2022
• A current I passes through an inductor of self-inductance L=4 H. If the current is doubled, what will be the… GSEB Board March 2023
• The current in a circuit falls from 5 A to 0 A in 0.1 s. If an average emf of 200 V is induced, what is the s… GSEB Board July 2023
• The dimensional formula for self inductance is . GSEB Board March 2016
• The dimensional formula of self inductance is . GSEB Board July 2018