How many feet are equivalent to a radio wavelength expressed as 250 meters?

To convert a radio wavelength from meters to feet, it's important to know the conversion factor where 1 meter is approximately equivalent to 3.281 feet. In this case, to find the feet equivalent of 250 meters, you multiply 250 by the conversion factor:

250 meters × 3.281 feet/meter = 820.25 feet.

Since the question asks how many feet are equivalent to a radio wavelength expressed as 250 meters, the correct value is approximately 820 feet.

This understanding is essential when dealing with radio frequencies and their respective wavelengths, as accurate conversions are critical for applications in communication technology and electronics. The other numerical options provided do not match this calculated conversion, reinforcing that "none" of the alternatives truly represents the correct answer of 820 feet.