How many `500 kHz` waves can be on a `10km` transmission line simultaneously?

How many 500 kHz waves can be on a 10 km transmission line simultaneously ?

How many 600kHz waves can be on a 5 mile transmission line simultaneously?

How many 660kHz waves can be on a 5 mile transmission line simultaneously?

How many 660kHz waves can be on a 5 mile transmission line simultaneously?

A band width of 5 MHz is available for AM transmission. If the maximum audio signal frequency used for modulating the carrier is not to exceed 5 kHz, how many stations can be broad cast within this band simultaneously without interfering with eachother?

A band width of 5 MHz is available for AM transmission. If the maximum audio signal frequency used for modulating the carrier is not to exceed 5 kHz, how many stations can be broad cast within this band simultaneously without interfering with eachother?

A band width of 5 MHz is available for AM transmission. If the maximum audio signal frequency used for modulating the carrier is not to exceed 5 kHz, how many stations can be broad cast within this band simultaneously without interfering with eachother?