Related Questions

An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is
A Good
B Open
C Shorted
D Partly shorted
When the current through an inductor decreases, the amount of energy stored in the electromagnetic field
A Increases
B Decreases
C Remains the same
D Doubles
When the current through an inductor is cut in half, the amount of energy stored in the electromagnetic field
A Is quartered
B Quadruples
C Doubles
D Does not change
Which of the fpllowing inductor will have the least eddy current losses ?
A Air core
B Laminated iron core
C Iron core
D Powdered iron core
Which of the following inductor will have the least eddy current losses?
A Air core
B Laminated iron core
C Iron core
D Powdered iron core
A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current
A Is increased
B Is decreased
C Does not change
D Momentarily goes to zero
Inductance is the property of an inductor that produces an opposition to any change in current.
A True
B False
Arman wanted to have Tk. 39,200 as interest after 5 years. He has invested an amount in an account for 1 year at 8% interest rate. From the 2nd year, he invested the principal amount in another account offering 10% interest for 3 years. At the beginning of the fifth year he invested the Principal amount in another account at the rate of 11%. What was the principal amount? (assume simple interest rate)
A Tk. 50,000
B Tk. 80,000
C Tk. 70,000
D Tk. 90,000
E None of them
Water flows into an empty 64-gallon drum through pipe A and flows out through pipe B. If the rate of flow through A is 2 gallons/hour, how many gallons per hour must flow out through pipe B so that the drum is full in exactly 96 hours?
A 3/8
B 1/2
C 2/3
D 4/3
Catherine was through and through a great woman. What does `through and through' mean?
A totally
B almost
C not at all
D partially

Next steps