Understanding Manual J® - A Companion Guide, is the must have book for anyone who is just learning to perform a load calculation or looking to use a ACCA approved software program or app to run a ...

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Calculating prodigies are individuals who are exceptional at quickly and accurately solving complex mental calculations. With positron emission tomography (PET), we investigated the neural bases of ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Suzanne is a ...

Cost basis is the original purchase price of an asset. Tracking cost basis is key to tax-efficient investing. Many, or all, of the products featured on this page are from our advertising partners who ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...

Abstract: Besides the main flux-induced core loss, high flux density, and normal leakage flux in surface ribbons of nanocrystalline core can produce excess leakage flux core loss (LFCL) and leakage ...

Abstract: The magnetizing inrush current caused by the no-load closing of a transformer may lead to secondary side maloperation and cause damage to the mechanical structure of the transformer.