November 2021 - EnggStudy

NIRF Ranking 2021 for Engineering – Top 200 Engineering Colleges in India

National Institutional Ranking Framework (NIRF) by the Ministry of Education Government of India has recently published it’s India Ranking 2021 for engineering. NIRF was launched in 2015 by the Minister …

What is NPN and PNP in PLC? Which is better?

by EnggStaff

The PLC collects data from sensors or input devices, processes it, and activates outputs depending on pre-programmed settings. Guess it depends on the inputs and outputs a PLC may track …