百度试题 题目In an LC circuit with oscillating charge, what must be equal to zero when the current is equal to zero?相关知识点: 试题来源: 解析 The B field in the indu 反馈 收藏
In an oscillatingLCcircuit,L=28.5mHandC=10.3μF.At timet=0the current is12.1mA,the charge on the capacitor is5.53μC,and the capacitor is charging. What are(a)the total energy in the circuit,(b)the maximum ...
The natural frequency of an oscillating circuit without any external inputs. State transitions Changes from one vigilance state to another (that is, from wakefulness to non-rapid eye movement sleep), which are associated with transient network activity. Polysomnography A multiparametric test, including...
A device generating a signal of frequency alternating current adjustable comprises an oscillator 01, c1, whose frequency may vary under the control of a control signal, an inverting amplifier 3 and a complex impedance r1, c2 connected so as to reflect in the reaction, the output signal of the...
A potential at an output terminal of the operational amplifier is lowered when the operational amplifier is supplied with the positive current through a feedback circuit which is provided between the input terminal and the output terminal, and is increased when the operational amplifier is supplied ...
Oscillatory activity is an emerging property of the thalamocortical system. The patterns and dominant frequencies of these oscillations depend on the brain’s functional state. Normal oscillatory activities include slow (0.1–15 Hz, present mainly...
for the integrated-circuit semiconductor industry are used to construct large arrays of individual photodiodes closely spaced together. The device, called a charge-coupled device (CCD), permits the charges that are collected by the individual diodes to be read out separately and displayed as an ...
[50]. In the case ofM. xanthus, persistent cohesion is correlated with the secretion of thick fibrils, composed of carbohydrates and proteins that coat the cell surface and constitute an extracellular matrix that interconnects the cells [51,52,53]. Chemical or genetic disruption of fibrils causes...
(Supplementary Fig.6a). We identified a total of 6780 proteins, in which 575 proteins were diurnal oscillating (p < 0.1), accounting for 8% of the total proteins (Fig.5a; Supplementary Data9). The GO bioprocess enrichment of diurnal rhythmic proteins showed the consistency of the ...
The control circuit [1] produces a signal [S1] with a switching amplitude when the inductive energy storage element [L1] reaches a predetermined magnetised condition. The charging or discharging of a capacitor [C5] is dependent on the comparison of an input voltage [V5] and a reference [Vref...