Faraday's Law of Induction

JEE Main Physics · Electromagnetic Induction · 20 questions, latest first

• A square loop of side 2 cm is placed in a time varying magnetic field with magnitude as B=0.4 sin (300 t) Tesla. The normal to…20266 April, Shift 2 · Q39
• A circular loop of radius 20 cm and resistance 2 Ω is placed in a time varying magnetic field B=(2 t^2+2 t+3) T. At t=0, for the…20265 April, Shift 2 · Q50
• When a coil is placed in a time dependent magnetic field the power dissipated in it is P. The number of turns, area of the coil…20262 April, Shift 1 · Q38
• Suppose a long solenoid of 100 cm length, radius 2 cm having 500 turns per unit length, carries a current I=10 sin (ω t) A, where…202623 January, Shift 2 · Q36
• A circular loop of radius 7 cm is placed in uniform magnetic field of 0.2 T directed perpendicular to plane of loop. The loop is…202623 January, Shift 2 · Q40
• A conducting circular loop of area 1.0 m^2 is placed perpendicular to a magnetic field which varies as B= sin (100 t) Tesla. If…202621 January, Shift 1 · Q37
• A square loop PQRS having 10 turns, area 3.6 × 10^-3 m^2 and resistance 100 Ω is slowly and uniformly being pulled out of a…20248 April, Shift 1 · Q60
• A rectangular loop of sides 12 cm and 5 cm, with its sides parallel to the x -axis and y -axis respectively, moves with a…20241 February, Shift 1 · Q58
• The magnetic flux φ (in weber) linked with a closed circuit of resistance 8 Ω varies with time (in seconds) as φ=5 t^2-36 t+1.…202431 January, Shift 2 · Q58
• A coil is places perpendicular to a magnetic field of 5000 T. When the field is changed to 3000 T in 2 s, an induced emf of 22 V…202431 January, Shift 1 · Q43
• A square loop of side 10 cm and resistance 0.7 Ω is placed vertically in east-west plane. A uniform magnetic field of 0.20 T is…202429 January, Shift 1 · Q58
• A rectangular loop of length 2.5 m and width 2 m is placed at 60° to a magnetic field of 4 T. The loop is removed from the field…202427 January, Shift 1 · Q43
• An insulated copper wire of 100 turns is wrapped around a wooden cylindrical core of the cross-sectional area 24 cm^2. The two…202313 April, Shift 2 · Q58
• A conducting circular loop is placed in a uniform magnetic field of 0.4 T with its plane perpendicular to the field. Somehow, the…202312 April, Shift 1 · Q58
• The magnetic field B crossing normally a square metallic plate of area 4 m^2 is changing with time as shown in figure. The…202311 April, Shift 1 · Q53
• A square loop of side 2.0 cm is placed inside a long solenoid that has 50 turns per centimetre and carries a sinusoidally varying…202310 April, Shift 2 · Q58
• The induced emf can be produced in a coil by A. moving the coil with uniform speed inside uniform magnetic field B. moving the…20236 April, Shift 1 · Q38
• A square loop of area 25 cm^2 has a resistance of 10 Ω. The loop is placed in uniform magnetic field of magnitude 40.0 T. The…202329 January, Shift 2 · Q12
• A certain elastic conducting material is stretched into a circular loop. It is placed with its plane perpendicular to a uniform…202329 January, Shift 1 · Q29
• A conducting circular loop of radius 10/(√π) cm is placed perpendicular to a uniform magnetic field of 0.5 T. The magnetic field…202324 January, Shift 1 · Q16