AM radio stations have greater range than FM stations because they have more powerful transmitters
a. True
b. False
Indicate whether the statement is true or false
False
You might also like to view...
A rock bed used for thermal storage has washed rocks of ½ inch nominal diameter. The bed is 5 feet high, 5 feet wide and 8 feet long. One thousand cubic feet per minute (cfm) of air passes vertically through the rock bed. Estimate the convective heat transfer coefficient for the air/rock bed under this flow condition.
What will be an ideal response?
Power: An ac series circuit has an impedance of 60 ? and a resistance of 30 ?. What is the power factor of this circuit?
A. 0.50 B. 0.71 C. 1.0 D. 1.4
Why does Mars have more extreme seasons than Earth?
A) because it is farther from the Sun B) because it has a larger axis tilt C) because it has a much more eccentric orbit D) because it has more carbon dioxide in its atmosphere E) all of the above
The maximum value of the electric field in an electromagnetic wave is 2.0 V/m
What is the maximum value of the magnetic field in that wave? (c = 3.0 × 108 m/s) A) 6.7 ?T B) 6.7 pT C) 6.7 mT D) 6.7 nT E) 6.7 T