Question: A Hartley oscillator uses [A]. a tapped inductor [B]. a tapped capacitor [C]. both (a) and (b) [D]. neither (a) nor (b) Answer: Option A Explanation: No answer description available for this question.

Question: A wave trap is a [A]. series tuned circuit [B]. a parallel tuned circuit [C]. either a series tuned circuit or parallel tuned circuit [D]. none of the above Answer: Option B Explanation: It has R and L in…

Question: Forest fires feed on decades-long accumulations of debris and leap from the tops of young trees into the branches of mature trees. Fires that jump from treetop to treetop can be devastating. In old-growth forests, however, the shade of…