13 lessons • 1h 55m

Wave, wavelength, frequency, amplitude, crest and trough. (in Hindi)

11m 28s

Longitudinal and transverse waves. (in Hindi)

8m 01s

Light and electromagnetic spectrum. (in Hindi)

10m 08s

Different types of waves. (in Hindi)

10m 04s

Introduction to Sound waves. (in Hindi)

9m 15s

Ultrasound and SONAR.(in Hindi)

8m 06s

Relationship between frequency, wavelength and speed of the wave. (in Hindi)

8m 08s

Reflection and refraction.(in Hindi)

9m 02s

Image formation by a plane mirror and magnification.(in Hindi)

8m 01s

Fermat's principle. (in Hindi)

8m 12s

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