Sineor Tecnication
Sineor Tecnication Interview Questions and Answers
Updated 7 Jul 2025

Asked in L&T Construction
6d ago

Q. What are the differences between AC and DC?
Ans.
AC and DC are two types of electrical current with different characteristics.
AC stands for alternating current, while DC stands for direct current.
AC changes direction periodically, while DC flows in one direction.
AC is commonly used in household appliances and power grids, while DC is used in batteries and electronic devices.
AC can be easily converted to different voltages using transformers, while DC requires converters or inverters for voltage conversion.
AC is more efficie...read more
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