An AM radio tuning circuit has a coil with an inductance of 3.93 mH and a capacitor set at 5.68 × 10^?12 F. What frequency will it detect?
a. 8.90E+5 Hz
b. 1.07E+6 Hz
c. 1.78E+6 Hz
d. 1.70E+5 Hz
e. 5.33E+5 Hz
b
You might also like to view...
we imagine the history of the universe compressed into one year, with the present as the stroke of midnight at the very end of that year, dinosaurs became extinct
A) about 6 months ago. B) about 3 weeks ago. C) yesterday morning. D) about an hour ago.
A parallel plate capacitor of capacitance C0 has plates of area A with separation d between them. When it is connected to a battery of voltage V0, it has charge of magnitude Q0 on its plates. It is then disconnected from the battery and the plates are pulled apart to a separation 2d without discharging them. After the plates are 2d apart, the new capacitance and the potential difference between the plates are what?
A.
C0, 
V0B.
C0, V0C.
C0, 2V0D.
E.
In the two-slit experiment, monochromatic light of frequency 5.00 × 1014 Hz passes through a pair of slits separated by 2.20 × 10-5 m
(c = 3.00 × 108 m/s) (a) At what angle away from the central bright spot does the third bright fringe past the central bright spot occur? (b) At what angle does the second dark fringe occur?
A solid concrete wall 4.0 m by 2.4 m and 30 cm thick, with a thermal conductivity of 1.3 W/(m?K), separates a basement at 18°C from the ground outside at 6°C. How much heat flows through the wall in one hour?
A) 1.8 MJ B) 1.8 kJ C) 500 J D) 5.0 MJ E) 5.0 kJ