Physics, asked by sahilsalim481, 19 days ago

2 or 3 marks 1. Wavelength of radio wave of Kolkata-B is 300 m. Find its frequency. Wave velocity = 3 x 108 m/s. 2. Echo of the sound produced by a horn of a stationary car from a wall reaches the driver in the car s [Ans. 85m) 3. A sound wave of wavelength 1.7 m travels at a velocity of 340 m/s. What is its frequency ? TAns. 200 Hz] (M.Exam. 1991)

Answers

Answered by telugucartoons550

0

Answer:

3*108 m/s

Explanation:

wave length 1991

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