How much is X_L of a 6-mH L at 41.67 kHz?
X_L=2 \pi fL =6.28\times 41.67\times 10^3\times 6\times 10^{-3} =1570\Omega
Calculate L of a coil that has 15,700 Ω of XL at 12 MHz.
Calculate L of the coil in Example 19-4 when the frequency is 1000 Hz.
At what frequency will an inductance of 1 H have a reactance of 1000 Ω?
Calculate the XL of (a) a 10-H L at 60 Hz and (b) a 5-H L at 60 Hz.
Calculate the XL of a 250-μH coil at (a) 1 MHz and (b) 10 MHz.
A coil with negligible resistance has 62.8 V across it with 0.01 A of current. How much is XL?