The unit of is:
(Where is the intensity of an electromagnetic wave, and is the speed of light)
- A
- B
- C
- D
MCQEasyJEE Main 2025 · 7 April, Shift 2Characteristics of EM Waves
Physics Question from JEE Main 2025 · 7 April, Shift 2
Answer & step-by-step solution
Sign in to reveal the correct answer, the full step-by-step solution, and the common mistakes for this question.
Practice more Characteristics of EM Waves questions
Get unlimited AI-adaptive practice, mastery tracking, and an AI tutor that explains every step - free to start.
Related questions
- The electric field in a plane electromagnetic wave is given by: E_y = 69 sin[0.6 × 10³ x - 1.8 × 10¹¹ t] V/m.…Easy · JEE 2026
- The electric field of a plane electromagnetic wave, travelling in an unknown non-magnetic medium is given by,…Easy · JEE 2026
- A laser beam has intensity of 4.0×10¹⁴ W/m². The amplitude of magnetic field associated with the beam is T.…Easy · JEE 2026
- The equation of the electric field of an electromagnetic wave propagating through free space is given by: E =…Easy · JEE 2026
- The ratio of speeds of electromagnetic waves in vacuum and a medium, having dielectric constant k = 3 and…Easy · JEE 2026
- The electric field of an electromagnetic wave travelling through a medium is given by…Easy · JEE 2026