Education
AC vs DC Power: All the Pros and Cons for Your Business Needs
Thanks to the marvels of our constantly advancing and eternally impressive technological advancements, flicking on a light switch or plugging in a laptop is even simpler than primitive tasks like combing your hair or putting on clothes.
But when you’re in business, power is even more useful than keeping the lights on. A stable, reliable supply of electricity keeps your operations safe and productive, keeps you in touch with your customers, streamlines your operations, and keeps those profits flowing as consistently as the power to your computers, machines and premises.
Digging a little deeper, though, reveals the true marvel of power. Because while the power to your power-points is AC, the power delivered to your computers, phones and other electronic devices and equipment is much more likely to be DC. Why’s that? What’s the difference? And why does it matter for your business?
Let’s dive in:
AC versus DC
If your knowledge of AC/DC extends a little further than the rock’n’roll band, let’s start right from the beginning: the difference between the acronyms.
AC stands for alternating current, which can both change direction and magnitude, while DC is direct current – an electrical charge that is one-directional.
Thomas Edison famously pioneered DC, but it ultimately proved difficult to convert into either the lower voltages required for the end-user.
Luckily, Nikola Tesla was busily experimenting with AC, which ‘alternates’ multiple times with each blink of the eye – and the rest is history.
In fact, the power supplied to every home and business across the world runs on the Tesla principle, which is generally understood to be an easier and more reliable way to transmit power across long distances.
DC, though, is easier to manage and store locally, especially with the delicate workings and ultra-thin wiring of most applications and devices familiar with the DC power connectors you use both at home and work.
AC: The pros and cons
As well as being better for transmitting electricity from its source to the user, AC power is easily ‘stepped up’ or ‘stepped down’ from lower or higher voltages, including the more stable and precise DC requirements of most of the devices we use power for. AC generators and motors are also quite significantly simpler and cheaper than their DC counterparts.
However, despite the simplicity and the other benefits, AC tends to interfere with other communication lines, including harmonics problems that electrical operations that are erratic and difficult to diagnose and remedy.
DC: The pros and cons
Transmitting DC power requires only one or two smaller conductors, and there are also fewer issues in terms of capacitance, phase displacement, inductance and even power surging. That means less insulation is needed for the same voltage as AC, while interference with other systems is also lower.
However, DC voltage is unable to be ‘stepped up’, unlike the much more versatile AC. In practice, that means a 240-volt device requires DC power delivered at precisely 240 volts, with any additional resistors or instruments to reduce the voltage only complicating the arrangement and wasting energy in the process.
Why it matters for your business
In a nutshell, that’s essentially why your business may be in the market for a DC power connector, which enables your small to medium devices to receive the precise power requirements via the AC source.
As a result, there are countless DC power connectors out there to enable safe, secure, efficient and reliable energy for your business needs, so talk to an expert today to match the right choice to your precise requirements.
Education
Orire School Abduction: Oyo Teachers Begin Indefinite Strike
By Modupe Gbadeyanka
Teachers in Oyo State on Monday, June 1, 2026, commenced an indefinite strike to protest the abduction of their colleagues and some pupils about two weeks ago.
The teachers withdraw their services from schools until further notice in compliance with the directive of the Nigeria Union of Teachers (NUT).
In a statement on Sunday, the group said the industrial action affects all public primary and secondary school teachers in Oyo State.
They are aggrieved over the continued captivity of abducted teachers and pupils, whose rescue and safe release remain uncertain.
According to the union, the prolonged detention of the victims has created fear and anxiety among teachers, discouraged parents from sending their children to school, and heightened tension across communities in the state.
The NUT said the industrial action is aimed at drawing the attention of government authorities to the urgent need to intensify efforts toward securing the safe release of the abductees without further delay.
It urged all teachers to comply fully with the directive, remain law-abiding, and stay safe in their respective homes throughout the period of the strike.
The association also reaffirmed its solidarity with the abducted teachers, pupils, and their families, stressing that lawful engagements with relevant government authorities would continue until the victims regain their freedom.
The NUT assured members that it remains committed to protecting the welfare and security of teachers and learners across the country.
A few weeks ago, some terrorists stormed the Orire Local Government Area of Oyo State and kidnapped dozens of children and teachers. They have remained in captivity, with the federal government only sending a delegation to the town on Sunday, May 31, 2026.
Education
KolaDaisi University Hosts Career Fair June 10 in Ibadan
By Modupe Gbadeyanka
On Wednesday, June 10, 2026, KolaDaisi University (KDU), in a bid to strengthen the talent-to-industry pipeline, will hold its inaugural Career Fair at its campus in Ibadan, Oyo State, with over 200 final-year students, alumni, and a diverse range of leading employers across multiple sectors expected to partake in the programme.
The one-day event, organised by the Directorate of Advancement and Alumni Relations, will feature participation from top-tier organisations spanning finance, consulting, technology, manufacturing, and other key industries.
Participating companies will engage directly with students, offering opportunities for graduate trainee programmes, National Youth Service Corps (NYSC) placements, internships, and entry-level employment.
In addition to recruitment opportunities, the Career Fair will include a series of industry-led sessions, panel discussions, and networking engagements designed to provide students with insights into workplace expectations, emerging career trends, and professional development pathways.
“At KolaDaisi University, we are deliberate about preparing our students for life beyond the classroom. This Career Fair represents a critical platform for fostering meaningful engagement between our students and industry leaders.
“It is not just an event, but a long-term investment in partnerships that will drive innovation, talent development, and economic growth,” the President of the Directorate of Advancement and Alumni Relations, Mrs Olasumbo Obaseki, stated.
The Career Fair underscores the university’s commitment to equipping its students with not only academic excellence but also the practical skills, professional exposure, and networks required for success in today’s competitive labour market.
It is put together in collaboration with key industry partners, including Chapel Hill Denham, Mobile Screens and Sound Limited, SKOT Communications, LEADWAY Assurance, HighlerLife Properties Consult Ltd, Idea Konsult, New Horizons Nigeria, alongside several other organisations committed to nurturing emerging talent.
These partnerships reflect a shared vision of developing a workforce that is both competent and responsive to evolving industry needs.
This impactful and timely initiative is an essential platform for aligning academic outcomes with industry expectations.
The initiative forms part of KDU’s broader institutional strategy to enhance graduate employability through sustained industry engagement, career readiness programmes, and alumni relations.
By creating structured opportunities for interaction between students and employers, the institution continues to position itself as a forward-thinking institution committed to producing globally competitive graduates.
Education
Tinubu Appoints 39-Year-Old Prof Segun Aina as New JAMB Registrar
By Modupe Gbadeyanka
Professor Segun Aina has been appointed to replace Professor Is-haq Oloyede as the Registrar of the Joint Admissions and Matriculation Board (JAMB). The two-term tenure of his successor expires on July 31, 2026.
Mr Aina was chosen for the position by President Bola Tinubu, and he is expected to bring to bear his vast experience, knowledge and practical insight into the operations of the board, to take the critical educational organisation beyond the laudable heights achieved by his predecessor.
According to a statement on Thursday by the Special Adviser to the President on Information and Strategy, Mr Bayo Onanuga, Professor Aina, who will be 40 in July, is a distinguished academic and systems expert with extensive experience in national examination systems, digital infrastructure, and public-sector institutional reform.
He holds a Bachelor of Engineering in Computer Systems Engineering from the University of Kent, an MSc in Internet Computing and Network Security, and a PhD in Digital Signal Processing, both from Loughborough University, United Kingdom. He has also completed the Senior Management Programme at Lagos Business School.
A Professor of Computer Engineering at Obafemi Awolowo University, Ile-Ife, Mr Aina began his career with JAMB during his National Youth Service, gaining foundational experience in national admissions and data-driven institutional processes. These insights have shaped his ongoing contributions to examination reform and systems optimisation.
With over 15 years of post-graduation experience, Professor Aina operates at the intersection of technology, policy, and institutional transformation, advising federal and state governments on system design, digital transition, and operational reform. At 39, he became one of Nigeria’s youngest Computer Engineering professors and will now make history as JAMB’s youngest registrar.
He has served as a consultant to major examination bodies, including NECO, NABTEB, and various State Ministries of Education, providing expertise on ICT systems, examination integrity, and digital process optimisation.
Professor Aina is a member of several professional bodies, including the Council for the Regulation of Engineering in Nigeria (COREN), the Nigerian Society of Engineers (NSE), the Institute of Electrical and Electronics Engineers (IEEE), and the Institution of Engineering and Technology (IET).
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