Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Electromagnetic Waves

6 questions · Physics · JEE Advanced
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /JEE Advanced
  3. /Physics
  4. /Electromagnetic Waves

Electromagnetic Waves

6 questions · Physics · JEE Advanced

  1. A cube of unit volume contains 35×107 photons of frequency 1015 Hz. If the energy of all the photons is viewed as the average energy being contained in the electromagnetic waves within the same volume, then the…2025 · Shift 1 · Q41 · Numerical
  2. The electric field associated with an electromagnetic wave propagating in a dielectric medium is given by E=30(2x^+y^​)sin[2π(5×1014t−3107​z)]Vm−1. Which of…2023 · Shift 2 · Q41 · Multiple correct
  3. In electromagnetic theory, the electric and magnetic phenomena are related to each other. Therefore, the dimensions of electric and magnetic quantities must also be related to each other. In the questions below, [E] and [B] stand for…2018 · Shift 1 · Q50 · MCQ
  4. In electromagnetic theory, the electric and magnetic phenomena are related to each other. Therefore, the dimensions of electric and magnetic quantities must also be related to each other. In the questions below, [E] and [B] stand for…2018 · Shift 1 · Q53 · MCQ
  5. In terms of potential difference V, electric current I, permittivity ε0​, permeability μ0​ and speed of light c, the dimensionally correct equation(s) is(are) :2015 · Shift 2 · Q45 · Multiple correct
  6. A pulse of light of duration 100 ns is absorbed completely by a small object initially at rest. Power of the pulse is 30 mW and the speed of light is 3 × 108 ms − 1. The final momentum of the object is2013 · Shift 1 · Q55 · MCQ