Quiz – Level 9 Welcome to your Electrical Quiz Press the NEXT button to start 1. ONAN cooling system in transformers is better than ONAF cooling systemTRUEFALSE2. SF6 is used in transformers cooling and it is better than oilTRUEFALSE3. 3 phase motors need starting capacitor to start its rotationTRUEFALSE4. Blue silica gel could be reactivated after adsorption with humidity by adding ethelyn to itTRUEFALSE5. An AC induction motor with 1500 RPM has number of poles greater than a 3000 RPM oneTRUEFALSE2 out of 1Please fill in the comment box below. Time is Up! Time's up GO TO LEVELS You Might Also Like Quiz Level 4 30/12/2020 Quiz Level 2 30/12/2020 Quiz Level 5 30/12/2020 Quiz Level 7 01/02/2021