1. Making LC circuits with oscillation frequencies of thousands of hertz or more is easy, but making...

Question:

1. Making LC circuits with oscillation frequencies of thousands of hertz or more is easy, but making LC circuits that have small frequencies is difficult. Why?

2. The distribution circuit of a residential power line is operated at 2000 V rms. This voltage must be reduced to 240 V rms for use within the residences. If the secondary side of the transformer has 400 turns, how many turns are in the primary?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...