The electrical energy is almost exclusively generated, transmitted and distributed in the form of alternating current. Therefore, the question of power factor immediately comes into picture. Most of the loads (e.g. induction motors, arc lamps) are inductive in nature and hence have
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All material used at the project site shall be approved prior to the start of IP Telephony system installation works. Materials and documentation relevant to a particular section of works will be checked by the site/project engineer prior to the commencement of
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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
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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
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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,
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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
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