With reference to testing of DC machines, state TRUE/FALSE for the following statements.
1. The most economical method of finding no-load losses of a large DC shunt motor is Swinburne’s test.
2. Retardation test on a DC shunt motor is used for finding stray losses.
1
1 - TRUE, 2 - TRUE
2
1 - FALSE, 2 - FALSE
3
1 - FALSE, 2 - TRUE
4
1 - TRUE, 2 - FALSE