Answer Happy

1. A receiver is a combination of
A. an antenna, a coil and capacitor circuit, and an
amplifier.
B. an antenna, a capacitor circuit, and a resonator.
C. a coil and capacitor circuit.
D. an antenna and an amplifier.
2. If a magnetic field points upward and the current is to your
left, the force is _?
A. To your right
B. To your left
C. Toward you
D. Away from you
3. True or False: The radius of the elliptical path an ion
follows in a mass spectrometer can be used to calculate the charge
on the ion.
I assumed true since the charge can be used to calculate its
radius?