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Q Give the differences between AF choke and RF choke.
Audio - frequency (A.F) chokes
Radio frequency (R. F) chokes: or high frequency (H.F) chokes
a) Used in low frequency a.c. circuit.
a) used in high frequency a.c. circuit
b) An iron core is used.
b) Air chokes are used.
c) The inductance may be high
c) The inductance may be low
d) Used in fluorescent tubes.
d) Used in wireless receiver circuits
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CO has same electrons as or the ion that is isoelectronic with CO is: (1) N + 2 (b) CN - (3) O + 2 (4) O - 2
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