Useful tips for everyday
How do you calculate wind speed on a wind turbine? Wind speed v = 20 m/s, Blade length l = 50 m, Air density ρ…
Under what conditions NTU method is used for the design of heat exchangers? The LMTD method can be used if inlet temperatures, one of the…
How do you calculate water flow power? If you don’t mind equations the easiest way to explain how much power you could generate is to…
When was RS-232 invented? 1962 RS-232 (the “RS” stands for “recommended standard”) was introduced in 1962 by the EIA’s Radio Sector as a standard for…
Does a triac need a heatsink? From the datasheet, RTHJ-A for the SOT186A package in free air is 55°C/W. Therefore, TJ = 40°C + 1.49…
Can NFC interact with RFID? NFC stands for Near-Field Communication. NFC is also based on the RFID protocols. In peer-to-peer mode, it is also possible…
What is frequency response curve? frequency response curve: A plot of the gain or attenuation of a device, such as an amplifier or a filter,…
What does 0 dB represent? 0 decibel does not mean that there is no sound, merely that we cannot hear it. 0 decibel is the…
What is flash memory in CPU? Flash memory is a non-volatile memory chip used for storage and for transfering data between a personal computer (PC)…
What is phase angle in 3 phase? It is known that three phase lines from a transformer of a distribution line are kept at 120…