railway UPMRC SCTO 2024 Mock Test Electrical Machines Single Phase Motor and Special Machines Single Phase Motor Types
Consider the following statements and choose the correct answer:
Statement 1: A universal motor runs at dangerously high speed on no-load.
Statement 2: For a given applied voltage and current, the speed of a universal motor will be higher in dc excitation than in ac excitation.1
Statement 1 is TRUE and Statement 2 is FALSE.
2
Both Statement 1 and Statement 2 are FALSE
3
Statement 1 is FALSE and Statement 2 is TRUE
4
Both Statement 1 and Statement 2 are TRUE