Below you can find MCQ’s or multiple choice questions related to solar cell and related topics for engineering students. Correct answers are in red and bold font. 1. a PV cell is also called? a) IR cell b) VU cell c) Solar cell d) All of the above 2. PV effect in solar cell converts… Read More »
What is an amplifier? An amplifier is a device used to increase an input signal’s voltage, current, or power. A weak electrical signal is taken in and converted into a stronger output signal. External power is used to cause this change. There are three main classifications of amplifiers depending on the changes it makes to… Read More »
Lead acid batteries were the first form of rechargeable battery which are still used today. As we learned in history of batteries; lead acid batteries were developed in 1859 by Gaston Plante. This battery type is still used today in many industries, especially popular as car batteries, but also commonly used in photovoltaic systems. Compared… Read More »
Purpose of this method statement is to outline the sequences and methods of works intended to be used for for laying underground 33 kV power and fiber optic cables including the excavation of trench and backfilling. The electrical contractor has the right to adapt the methods of execution as contained in this document from time… Read More »
What is Electrical Trunking? Trunking is an enclosure provided for the protection of cables which is normally square or rectangular in cross-section, having one removable side. Cables trunking may be thought of as simply a larger and more accessible conduit system. The electrical trunking is available in two ranges, ordinary wiring trunking and busbar trunking.… Read More »
The purpose of this article is to ensure worker safety while working on different kind of projects and at the homes as well. Also to raise the awareness of electrical hazards which may be present around you and how to recognize electrical hazards. Below document shall explain the ways to eliminate, remove and prevent electrical… Read More »