![2. A emits radio signals of 100 MHz and moves towards an observer with a speed of 9Kms The apparent change in the frequency of the signals is 1) 3KHz 2) 30KHz 3) 3MHz 4) 30MHz 2. A emits radio signals of 100 MHz and moves towards an observer with a speed of 9Kms The apparent change in the frequency of the signals is 1) 3KHz 2) 30KHz 3) 3MHz 4) 30MHz](https://toppr-doubts-media.s3.amazonaws.com/images/11667242/a3c0c465-df4e-40d8-abcf-e31ada3b8205.jpg)
2. A emits radio signals of 100 MHz and moves towards an observer with a speed of 9Kms The apparent change in the frequency of the signals is 1) 3KHz 2) 30KHz 3) 3MHz 4) 30MHz
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![SOLVED: (a) What is the wavelength of 100-MHz radio waves used in an MRI unit? (b) If the frequencies are swept over a ± 1.00 range centered on 100 MHz, what is SOLVED: (a) What is the wavelength of 100-MHz radio waves used in an MRI unit? (b) If the frequencies are swept over a ± 1.00 range centered on 100 MHz, what is](https://cdn.numerade.com/ask_previews/1ae5d0c8-a528-42de-9d4b-ca8c63b5a6e0_large.jpg)
SOLVED: (a) What is the wavelength of 100-MHz radio waves used in an MRI unit? (b) If the frequencies are swept over a ± 1.00 range centered on 100 MHz, what is
![A radiostation broadcasts at frequency of 100 MHz. If the radiating power of the transmitter is - YouTube A radiostation broadcasts at frequency of 100 MHz. If the radiating power of the transmitter is - YouTube](https://i.ytimg.com/vi/knGphtHZbRI/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgVihYMA8=&rs=AOn4CLCA2gVPzwFBWWHLZqAQGuAzPOJveA)
A radiostation broadcasts at frequency of 100 MHz. If the radiating power of the transmitter is - YouTube
![A radin station is broadcasting programmes as `100` MHz frequency if the distance between the ra... - YouTube A radin station is broadcasting programmes as `100` MHz frequency if the distance between the ra... - YouTube](https://i.ytimg.com/vi/jRnCoDQ07zA/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgZShlMA8=&rs=AOn4CLCogXiT_Fp_I1NUmo67ZIGCoZflIA)