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Translational Motional EMF for JEE: 24 solved questions

Real JEE paper questions on translational motional emf, part of electromagnetic induction. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2005 to 2026. No sign-in needed to read them.

What this topic asks

• Free conductor moving in a field — 14 questions
• Rod on rails — 7 questions
• Non-uniform fields and loops entering a field — 3 questions

All 24 questions with solutions

• A square loop of side 20 cm and resistance 1 Ω is moved towards right with a constant speed v₀. The right arm… JEE Main 1st Sept 2nd Shift 2021
• The figure shows a square loop L of side 5 cm which is connected to a network of resistances. The whole setup… JEE Main 12th April 1st Shift 2019
• A rectangular loop has a sliding connector PQ of length l and resistance R Ω and it is moving with a speed v… JEE Main 2010
• A conducting bar moves on two conducting rails as shown in the figure. A constant magnetic field B exists int… JEE Main 28th Jan 2nd Shift 2025
• XPQY is a vertical smooth long loop having a total resistance R, where PX is parallel to QY and the separatio… JEE Main 22nd Jan 1st Shift 2026
• A copper rod of mass m slides under gravity on two smooth parallel rails, with separation l and set at an ang… JEE Main Online 2018
• A 1 m long metal rod AB completes the circuit as shown in figure. The area of the circuit is perpendicular to… JEE Main 21st Jan 1st Shift 2026
• A 20 m long uniform copper wire held horizontally is allowed to fall under gravity (g = 10 m/s²) through a un… JEE Main 23rd Jan 1st Shift 2026
• An emf of 0.08 V is induced in a metal rod of length 10 cm held normal to a uniform magnetic field of 0.4 T,… JEE Main 8th April 2nd Shift 2023
• A wire of length 1 m moving with a velocity 8 m/s at right angles to a magnetic field of 2 T. The magnitude o… JEE Main 25th Jan 2nd Shift 2023
• A solid metal cube of edge length 2 cm is moving in a positive y-direction at a constant speed of 6 m/s. Ther… JEE Main 10th Jan 1st Shift 2019
• Consider a thin metallic sheet perpendicular to the plane of the paper moving with speed v in a uniform magne… JEE Main Online 2016
• A metallic cube of side 15 cm is moving along the y-axis at a uniform velocity of 2 m s⁻¹, in a region of uni… JEE Main 11th April 2nd Shift 2023
• The magnetic field in a region is given by B = B₀(x/a) k̂. A square loop of side d is placed with its edges a… JEE Main 16th March 2nd Shift 2021
• An infinitely long straight wire carrying current I, a one-side opened rectangular loop and a conductor C wit… JEE Main 5th Sept 2nd Shift 2020
• A square frame of side 10 cm and a long straight wire carrying current 1 A are in the plane of the paper. Sta… JEE Main Online 2014
• An aeroplane with its wings spread 10 m is flying at a speed of 180 km/h in a horizontal direction. The total… JEE Main 26th Feb 2nd Shift 2021
• A 10 m long horizontal wire extends from North East to South West. It is falling with a speed of 5.0 m s⁻¹, a… JEE Main 12th Jan 2nd Shift 2019
• A fighter plane of length 20 m, wing span 15 m and height 5 m is flying towards east over Delhi. Its speed is… JEE Main Online 2016
• A horizontal straight wire 20 m long extending from east to west is falling with a speed of 5.0 m/s, at right… JEE Main Re-scheduled 2011
• A boat is moving due east in a region where the earth's magnetic field is 5.0 × 10⁻⁵ N A⁻¹ m⁻¹ due north and… JEE Main 2011
• A horizontal straight wire 5 m long extending from east to west is falling freely at right angles to the hori… JEE Main 29th Jan 2nd Shift 2024
• One conducting U tube can slide inside another as shown in figure, maintaining electrical contacts between th… JEE Main 2005
• Conductor wire ABCDE with each arm 10 cm in length is placed in a magnetic field of 1/ tesla, perpendicular t… JEE Main 4th April 1st Shift 2025