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I tried to understand what is going on when one jump starts a car with a dead battery and reading through a lot of explanations, one question remained: You start...
Asked on 11/30/2021 by Staki42
2 answerI have the following circuit where i have two parallel batteries and 3 different nodes.Since I, on purpose, put no resistors between the positives of the batteries, it seems...
Asked on 11/30/2021
3 answerI need to make a usb which is powered by an external 5v power supply, but still connect the device being powered to the raspberry pi.To do this I've...
Asked on 11/30/2021 by user248702
0 answerSince there is no conduction current through the capacitor, what is the current that flows between the battery and the leads of the capacitor while the plates are charging (or...
Asked on 11/30/2021
0 answerI have been trying to reconcile the fact that current flows on the inside of a coax shield with the common practice of grounding the shield. These ideas seem contradictory...
Asked on 11/28/2021 by Ian_B
3 answerLets say you want to operate at 20uA base current.To move along that 20uA graph, you need to vary Vce.But to vary Vce, you either vary Vb (voltage...
Asked on 11/28/2021 by user97449
1 answerI am trying to understand why GPUs consume so much power. For example, the max power consumption of the P100 GPU is 250W. As I understand power is measures in...
Asked on 11/28/2021
5 answerI am trying to use a sensor, whose resistance value change from infinity to around 10kΩ when variable load is applied. The load is applied for a small duration and...
Asked on 11/28/2021 by Ayush Rai
2 answerI'm a beginner and I'm using STM32F10x family to learn about electronics.I was using STM32F103 blue pill in the past few months and I can debug it and upload code...
Asked on 11/28/2021 by Jwdsoft
2 answersimulate this circuit – Schematic created using CircuitLab The above circuit delivers a predetermined current to the load:$$i_L=-frac{u_s}{2R}$$ Is it possible...
Asked on 11/28/2021 by Bram Fran
2 answerGet help from others!
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