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Home/class 12 chapter-8 physics/Page 2

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Ashok0210
Ashok0210
Asked: March 21, 2021In: Class 12 Physics

The terminology of different parts of the electromagnetic spectrum is given in the text. Use the formula E = hν (for energy of a quantum of radiation: photon) and obtain the photon energy in units of eV for different parts of the electromagnetic spectrum. In what way are the different scales of photon energies that you obtain related to the sources of electromagnetic radiation?

Class 12 Physics CBSE and UP Board Electromagnetic Waves Chapter-8 Exercise 8.9 NCERT Solutions for Class 12 Physics Chapter 8 Question 9

2020-2021cbse and up boardclass 12 chapter-8 physicsclass 12 physicsncert class 12 electromagnetic waves
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Ashok0210
Ashok0210
Asked: March 21, 2021In: Class 12 Physics

Suppose that the electric field amplitude of an electromagnetic wave is Eo = 120 N/C and that its frequency is v = 50.0 MHz. (a) Determine, Bo, ω, k, and λ. (b) Find expressions for E and B.

Class 12 Physics CBSE and UP Board Electromagnetic Waves Chapter-8 Exercise 8.8 NCERT Solutions for Class 12 Physics Chapter 8 Question 8

2020-2021cbse and up boardclass 12 chapter-8 physicsclass 12 physicsncert class 12 electromagnetic waves
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Ashok0210
Ashok0210
Asked: March 21, 2021In: Class 12 Physics

The amplitude of the magnetic field part of a harmonic electromagnetic wave in vacuum is Bo = 510 nT. What is the amplitude of the electric field part of the wave?

Class 12 Physics CBSE and UP Board Electromagnetic Waves Chapter-8 Exercise 8.7 NCERT Solutions for Class 12 Physics Chapter 8 Question 7

2020-2021cbse and up boardclass 12 chapter-8 physicsclass 12 physicsncert class 12 electromagnetic waves
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Ashok0210
Ashok0210
Asked: March 21, 2021In: Class 12 Physics

A charged particle oscillates about its mean equilibrium position with a frequency of 10⁹ Hz. What is the frequency of the electromagnetic waves produced by the oscillator?

Class 12 Physics CBSE and UP Board Electromagnetic Waves Chapter-8 Exercise 8.6 NCERT Solutions for Class 12 Physics Chapter 8 Question 6

2020-2021cbse and up boardclass 12 chapter-8 physicsclass 12 physicsncert class 12 electromagnetic waves
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Ashok0210
Ashok0210
Asked: March 21, 2021In: Class 12 Physics

A radio can tune in to any station in the 7.5 MHz to 12 MHz band. What is the corresponding wavelength band?

Class 12 Physics CBSE and UP Board Electromagnetic Waves Chapter-8 Exercise 8.5 NCERT Solutions for Class 12 Physics Chapter 8 Question 5

2020-2021cbse and up boardclass 12 chapter-8 physicsclass 12 physicsncert class 12 electromagnetic waves
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