Useful tips for everyday
What happens when voltage increases in transformer? Although the voltage increases in a step-up transformer, the current is reduced proportionately. In other words, power equals…
How do capacitors filter high-frequency? Here, the flow of current will be in the least resistance direction. Because a capacitor gives extremely low resistance for…
How do you wire a basic Sonoff? Power up the Sonoff device and connect the appliance that you want to control (in my case, it’s…
Why do you need to use an L293D IC chip to drive a motor? L293D has an enable facility which helps you enable the IC…
How is overvoltage protection done? The Thyristor or SCR, Silicon Controlled Rectifier can be used to provide overvoltage protection in a power supply circuit. By…
How much weight can a DC motor move? The maximum torque is given as 1.2 kg*cm (which includes the gearbox-transition), which means having wheels with…
How much power does my TV USB port provide? Most USB ports on TVs can only provide up to 0.5 amps of power because that’s…
Why common collector configuration is used? The common collector or grounded collector configuration is generally used where a high impedance input source needs to be…
How do you make a battery pack? These packs are usually constructed by standing two cells side-by-side, and welding a nickel strip across the terminals,…
How do you make a square into a sine wave converter circuit? A square wave to sine wave converter can be built using 6 passive…