Useful tips for everyday
Does complex power add in parallel? Power engineers have coined the term complex power, which they use to find the total effect of parallel loads.…
What is difference between silicon and germanium diode? A Silicon Diode is a semiconductor that has both positive and negative charge polarity and can allow…
Can an appliance cause a breaker to trip? Appliances that get overheated can also cause the breaker to trip. Prolonged use, overloaded, or poor ventilation…
How do you find the pole and zero? The zi terms are the zeros of the transfer function; as s→zi the numerator polynomial goes to…
What is common-mode voltage in power electronics? In a three-phase AC system, the common-mode voltage can be defined as the voltage difference between the power…
What is active low and active high signal? Simply put, this just describes how the pin is activated. If it’s an active-low pin, you must…
Why are loop antennas used? Loop antennas feature simplicity, low cost and versatility. They may have various shapes: circular, triangular, square, elliptical, etc. They are…
How many types of capacitance sensors are there? There are two types of capacitive sensing system: mutual capacitance, where the object (finger, conductive stylus) alters…
Does more lumens use more power? Keep both in mind when purchasing a light bulb. A higher wattage doesn’t mean higher lumens; but higher the…
What happens in deep sleep mode in NodeMCU? When the ESP8266 MCU enter deep sleep mode, the LED will turn OFF. After the 5 second…