Muhammad  Auwal Sa'ad

Muhammad Auwal Sa'ad
Kano State Polytechnic · Department of Science and Technology

About

6
Publications
214
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Publications

Publications (6)
Conference Paper
Full-text available
In a world that heavily relies on electricity to power our homes and businesses, the safety and reliability of electrical systems are paramount, unfortunately, a rising concern in recent years has been the proliferation of counterfeit electrical cables in Nigerian market, these fake cables pose significant dangers to users, studies have also traced...
Conference Paper
Full-text available
There are lots of domestic electronic equipments and gadgets that uses 5.0Vdc as their power supplies, such as mobile phones, MP3 players, radios, fans, power banks, rechargeable lights e.t.c., the access to constant power from national grid for operating these equipment hinders the full enjoyment of these equipment, most of times the owners have t...
Conference Paper
Full-text available
A linear power supply made up of linear voltage regulator with pass transistor can fail in many ways, but one particularly worrying possibility is that the shorting of regulator elements or pass transistor makes a very large voltage appear on the circuitry that is being powered, causing terrible damage to the whole equipment, the damage to the comp...
Article
Full-text available
Gems are frequently subjected to various treatments in order to improve their appearance in terms of color and transparency, usually by different techniques such as dyeing, heating and irradiation treatment. Irradiated gems especially those irradiated through bombardment with either neutrons or electrons can make the gems radioactive. In the presen...
Article
Full-text available
A variable "d.c power supply" is the type of power supply that gives the opportunity to vary its outputs. These types of power supply are usually found and used in laboratories for research and practical purpose. Usually bench power supplies use an a.c source for their inputs in order to operate, in the absence of power supply from the national gri...

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