EMF in Rotating Rods, Discs and Loops
JEE Main Physics · Electromagnetic Induction · 8 questions, latest first
- A metal rod of length L rotates about one end at origin with a uniform angular velocity ω. The magnetic field radially falls off…20265 April, Shift 2 · Q36
- A simple pendulum made of mass 10 g and a metallic wire of length 10 cm is suspended vertically in a uniform magnetic field of 2…202623 January, Shift 1 · Q49
- A conducting circular loop is rotated about its diameter at a constant angular speed of 100 rad / s in a magnetic field of 0.5 T…202622 January, Shift 2 · Q50
- A uniform magnetic field of 0.4 T acts perpendicular to a circular copper disc 20 cm in radius. The disc is having a uniform…202528 January, Shift 2 · Q39
- A rod of length 60 cm rotates with a uniform angular velocity 20 rad s^-1 about its perpendicular bisector, in a uniform magnetic…20244 April, Shift 2 · Q53
- A ceiling fan having 3 blades of length 80 cm each is rotating with an angular velocity of 1200 rpm. The magnetic field of earth…202430 January, Shift 1 · Q58
- A 20 cm long metallic rod is rotated with 210 rpm about an axis normal to the rod passing through its one end. The other end of…202315 April, Shift 1 · Q58
- A metallic rod of length ' L ' is rotated with an angular speed of ' ω ' normal to a uniform magnetic field ' B ' about an axis…202324 January, Shift 2 · Q8