As,
and
So, instantaneous power is given by
please help ms with the instataneous power. i asked this many times but had wrong answers...
(1 point) An ideal inductor L = 116 mH is connected to a source whose peak potential difference is 85 V. a) If the frequency is 110 Hz, what is the current at 6 ms? What is the instantaneous power delivered to the inductor at this time? A W b) At what frequency would the peak current be 2.4 A? Hz
(1 point) An ideal inductor L 82 mH is connected to a source whose peak potential difference is 80 V. a) If the frequency is 60 Hz, what is the current at 3 ms? What is the instantaneous power delivered to the inductor at this time? -1.103 A 88.24 W b) At what frequency would the peak current be 1.7 A? 91.34 Hz
An ideal inductor ?=114mH is connected to a source whose peak potential difference is 75V. a) If the frequency is 100Hz , what is the current at 5ms? What is the instantaneous power delivered to the inductor at this time?
An ideal inductor ?=114mH is connected to a source whose peak potential difference is 75V. a) If the frequency is 100Hz, what is the current at 5ms? What is the instantaneous power delivered to the inductor at this time? A W b) At what frequency would the peak current be 2.5A?
A 126 µF capacitor is connected to a source that operates at 120 Hz with a peak potential difference of 14 V. Find: a) the peak current; b) the current when the potential difference has its peak value; c) the current when the potential difference has one-half the (positive) peak value (there are two answers, list them in increasing order); d) the instantaneous power delivered to the capacitor at 66 ms
A 130μF130μF capacitor is connected to a source that operates at 90Hz90Hz with a peak potential difference of 8V8V. Find: (1 point) A 130 uF capacitor is connected to a source that operates at 90 Hz with a peak potential difference of 8 V. Find: a) the peak current: 0.588 A b) the current when the potential difference has its peak value: 0 A c) the current when the potential difference has one-half the (positive) peak value (there are two...
(1 point) A 86 4F capacitor is connected to a source that operates at 70 Hz with a peak potential difference of 18 V. Find: a) the peak current: A b) the current when the potential difference has its peak value: A c) the current when the potential difference has one-half the (positive) peak value (there are two answers, list them in increasing order): A A d) the instantaneous power delivered to the capacitor at 5 ms. W
(1 point) A 108 uF capacitor is connected to a source that operates at 80 Hz with a peak potential difference of 30 V. Find: a) the peak current: A b) the current when the potential difference has its peak value: A c) the current when the potential difference has one-half the (positive) peak value (there are two answers, list them in increasing order): A A d) the instantaneous power delivered to the capacitor at 5 ms. W
(1 point) A 120 uF capacitor is connected to a source that operates at 80 Hz with a peak potential difference of 22 V. Find: a) the peak current; A b) the current when the potential difference has its peak value; A c) the current when the potential difference has one-half the (positive) peak value (there are two answers, list them in increasing order); A A Hint, there are two possible angles within 0-2 a when you try to find...
A 7.09 µF capacitor and a 7.39 mH inductor are connected in series with an AC power source that has a frequency of 3.45 x103 Hz and a peak voltage of 65 V. Take the initial time t as zero when the instantaneous voltage equals zero. Determine the instantaneous current when t = 2.13x 10-4 s.