A Radio Station Broadcasts at a Frequency Of $80 \mathrm { MHz }$

question 28

Multiple Choice

A radio station broadcasts at a frequency of $80 \mathrm { MHz }$ . How far from the transmitter will this signal travel in $67 \mathrm {~ms}$ ? $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

• A) \(80 \mathrm {~km}\)
• B) \(20 \times 10 ^ { 6 } \mathrm {~m}\)
• C) \(40 \mathrm {~km}\)
• D) \(60 \times 10 ^ { 6 } \mathrm {~m}\)
• E) \(67 \mathrm {~m}\)

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