Question
a.
Speed increases to 36.8% of its initial value
b.
Speed reduces to 36.8% of its initial value
c.
Speed reduces to 26.8% of its initial value
d.
Speed reduces to 46.8% of its initial value
Posted under DC Machines
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. While carrying out retardation test, if t is equal to time constant then _____________
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. In retardation test _____________
View solution
Q. Retardation curve is ______________
View solution
Q. Hopkinson’s test of D.C. machines is conducted at _______________
View solution
Q. Hopkinson’s test requires ____________
View solution
Q. In Hopkinson’s test, two machines are connected in ______________
View solution
Q. What will happen if field current of generator in Hopkinson’s test is increased?
View solution
Q. What will happen if field current of motor in Hopkinson’s test is decreased?
View solution
Q. Hopkinson’s test is a regenerative test.
View solution
Q. For carrying out load test on Hopkinson’s test setup _________________
View solution
Q. Hopkinson’s test gives _______________
View solution
Q. Hopkinson’s test is suitable for ______________
View solution
Q. Why field test is conducted even if Hopkinson’s test is present?
View solution
Q. In field’s test generator field and motor field are connected in ______________
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond DC Machines? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!
