The main reason for generation of harmonics in a transformer could be
A) fluctuating load
B) poor insulation
C) mechanical vibrations
D) saturation of core
Correct Answer:
Verified
Q1: In a transformer the resistance between its
Q2: A transformer oil must be free from
A)sludge
B)odour
C)gases
D)moisture
Q3: A Buchholz relay can be installed on
A)auto-transformers
B)air-cooled
Q4: Gas is usually not liberated due to
Q6: Distribution transformers are generally designed for maximum
Q7: Which of the following property is not
Q8: Star/star transformers work satisfactorily when
A)load is unbalanced
Q9: Delta/star transformer works satisfactorily when
A)load is balanced
Q10: Buchholz's relay gives warning and protection against
A)electrical
Q11: The magnetising current of a transformer is
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents