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If a source is transmitting electromagne...

If a source is transmitting electromagnetic wave of frequency `5.2xx10^(6)Hz`, then wavelength of the electromagnetic waves transmitted from the source will be

A

57.6 m

B

39.8 m

C

94.8 m

D

48.6 m

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The correct Answer is:
To find the wavelength of the electromagnetic waves transmitted from the source, we can use the formula that relates wavelength (λ), frequency (ν), and the speed of light (c): \[ \lambda = \frac{c}{\nu} \] ### Step-by-Step Solution: 1. **Identify the Given Values**: - Frequency (ν) = \(5.2 \times 10^6 \, \text{Hz}\) - Speed of light (c) = \(3 \times 10^8 \, \text{m/s}\) 2. **Substitute the Values into the Formula**: \[ \lambda = \frac{3 \times 10^8 \, \text{m/s}}{5.2 \times 10^6 \, \text{Hz}} \] 3. **Perform the Division**: - Calculate the division: \[ \lambda = \frac{3 \times 10^8}{5.2 \times 10^6} \] 4. **Simplify the Calculation**: - First, divide the numerical parts: \[ \frac{3}{5.2} \approx 0.5769 \] - Then, divide the powers of ten: \[ \frac{10^8}{10^6} = 10^{8-6} = 10^2 \] - Combine these results: \[ \lambda \approx 0.5769 \times 10^2 \, \text{m} = 57.69 \, \text{m} \] 5. **Final Result**: - The wavelength of the electromagnetic waves transmitted from the source is approximately: \[ \lambda \approx 57.69 \, \text{m} \] ### Final Answer: The wavelength of the electromagnetic waves is approximately **57.69 meters**.

To find the wavelength of the electromagnetic waves transmitted from the source, we can use the formula that relates wavelength (λ), frequency (ν), and the speed of light (c): \[ \lambda = \frac{c}{\nu} \] ### Step-by-Step Solution: ...
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DISHA PUBLICATION-ELECTROMAGNETIC WAVES-Exercise - 1 : Concept Builder (Topicwise)(Topic 1 : Electromagnetic Waves and Displacement Current)
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  2. Maxwell's modified form of Ampere's circuital law is

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  3. The speed of electromagnetic wave in vacuum

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  4. Which of the following type of radiations are radiated by an oscillati...

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  5. According to Maxwell's hypothesis, a changing electrio field gives ris...

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  6. In an electromagnetic wave

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  7. A beam has intensity 2.5xx10^(14)Wm^(-2). The ratio of electric and ma...

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  8. Conduction current flows

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  9. The displacement current is

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  10. If a source is transmitting electromagnetic wave of frequency 5.2xx10^...

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  11. In an apparatus the electric field was found to oscillate with an ampl...

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  12. In an electromagnetic wave, the electric and magnetising fields are 10...

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  13. A plane electromagnetic wave travels in free space along x-axis. At a ...

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  14. A new system of unit is evolved in which the values of mu(0) and in(0)...

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  15. The average electric field of electromagnetic waves in certain region ...

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  16. Figure shows a parallel plate capacitor and the current in the connect...

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  17. The rms value of the electric field of the light from the sun is 720 N...

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  18. In order to establish an instantaneous displacemet current of 1 mA in ...

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  19. A plane electromagnetic wave travels in free space along X-direction. ...

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  20. The electric field associted with an electromagnetic wave in vacuum is...

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