As the circuit shown in the following figure, C1=4μF, it has been charged to u1=120V. Connect it to R−C2 series circuit (C2 hasn’t been charged), R=1kΩ, C2= 参考答案: 1、98.9 2、42.2 3、0.0567点击查看答案&解析 你可能感兴趣的试题 单项选择题秘鲁是南美种植古柯的第一大国,...
for the circuit in the below figure, c1=39uf,c2=22uf,c3=22uc,r1=1.6ohm, r2=5.6ohm, rl =1.2ohm, |v1|=40v phase 40degrees, |v2|=30v phase 30degrees, and f =9khz.use n...
Pain is a major primary health care problem. Emerging studies show that inhibition of spinal microglial activation reduces pain. However, the precise mechanisms by which microglial activation contributes to nociceptive synaptic transmission remain unclea
2. The method of claim 1 wherein the operation is an addition of two floating point numbers NN1, NN2. 3. The method of claim 2 wherein the generating step comprises generating by the electrical circuit a signal representing all the digits of the shift amount. 4. The method of claim...
When Cu/N0.14C was soaked into the KHCO3 solution at open circuit (OC), no obvious structural change was observed from the XANES in Supplementary Fig. 12. Operando XAS spectra recorded approximately every 10 min. There were drastic changes taking place in the sample at the very beginning ...
Asked 1 year, 4 months ago Modified 1 year, 4 months ago Viewed 250 times This question shows research effort; it is useful and clear 2 Save this question. Show activity on this post. In the circuit attached, there is the C1 capacitor. Why is it there in the circuit? capacitor...
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string formatting in a loop (N.B. converting the columns into lists makes the loop faster): [f"{x}{y}" for x,y in zip(df['A'].tolist(), df['B'].tolist())])] vectorized str.cat(): df['A'].str.cat(df['B']) As the following figure shows, vectorized concatenation (...
4, (active low, can be left floating) VDD 4 — Positive power supply TYPICAL PIN 1 INDICATORS Pin 1 Printed or Molded Dot Pin 1 Stripe Pin 1 Bevel Edges Pin 1 Molded “U” Shape If there is not a Pin 1 indicator, turn device to enable reading the symbol from the left to right....
Organisms have the capacity to make decisions based solely on internal drives. However, it is unclear how neural circuits form decisions in the absence of sensory stimuli. Here we provide a comprehensive map of the activity patterns underlying the genera