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Faraday's Law for GUJCET: 16 solved questions

Real GUJCET paper questions on faraday's law, part of electromagnetic induction. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2008 to 2024. No sign-in needed to read them.

What this topic asks

• Flux change and induced EMF — 7 questions
• Induced charge — 5 questions
• Induced current, heat and power — 4 questions

All 16 questions with solutions

• A conducting ring of radius r is placed with its plane perpendicular to a time-varying magnetic field B = B₀… GUJCET 2008
• The magnetic flux linked with a coil is Φ=5t²+2t+3, where t is in seconds and Φ is in webers. At time t=1 s,… GUJCET 2009
• If the magnetic flux linked with each turn of a coil having 60 turns varies at the rate of 1 Wb per hour, the… GUJCET 2013
• A conducting coil having 500 turns has a cross-sectional area of 0.15 m². A magnetic field of 0.2 T, perpendi… GUJCET 2014
• A coil having 200 turns has a surface area of 0.15 m². A magnetic field of strength 0.2 T applied perpendicul… GUJCET 2018
• A coil of surface area 200 cm² having 25 turns is held perpendicular to a magnetic field of intensity 0.02 Wb… GUJCET 2019
• A circular coil of area 2 cm² is placed perpendicular to a magnetic field of 3 T. The coil has 10 turns and a… GUJCET 2023
• A square loop of side 10 cm and resistance 0.5 Ω is placed vertically in the east-west plane. A uniform magne… GUJCET 2024
• A magnet is moving towards a coil along its axis and the emf induced in the coil is ε. If the coil also start… GSEB Board July 2015
• The flux linked with each turn of a coil of N turns changes from φ₁ to φ₂. If the total resistance of the cir… GSEB Board July 2015
• A coil of surface area 100 cm² having 50 turns is held perpendicular to a magnetic field of intensity 0.02 Wb… GSEB Board July 2016
• The magnetic flux linked with a coil is changing with time t (in second) according to Φ = 6t² - 5t + 1, where… GSEB Board July 2017
• A magnet is moving towards a stationary coil along its axis, and the emf induced in the coil is ε. If the coi… GSEB Board March 2020 (old course)
• The magnetic flux linked with a coil is given by Φ(t) = (2t² + 2t + 1) Wb and its resistance is 10 Ω. The cur… GSEB Board March 2023
• A short-circuited coil is placed in a time-varying magnetic field. Electrical power is dissipated in the form… RS Academy GUJCET booklet
• A thin circular ring of area A is held perpendicular to a uniform magnetic field of induction B. A small cut… RS Academy GUJCET booklet