engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) General Science Physics Current Electricity
Which one of the following statements is not correct?
1
Electric generators, also known as dynamos is an electric machine that converts mechanical energy into electrical energy.
2
AC generators are known as single-phase generators and are limited to 25 kW.
3
DC generators are used in battery chargers.
4
The first electromagnetic generator was invented in 1831 by British scientist James Watt.