Related Questions

While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit?
A E.M.F.
B Current
C Current density
D Conductivity
Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit?
A Number of lines of force
B Flux density
C Reluctance
D Magnetomotive force
E None of the above
Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit?
A Reluctance
B Permeability
C Permeance
D Retentivity
E There is no valid comparison
Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit?
A Flux density
B Number of lines of force
C Magnetomotive force
D Reluctance
E None of the above
Different portions of The Quran were being revealed according to the need of mankind. Thus the whole of The Holy Quran was revealed in ----
A 15 years
B 20 years
C 21 years
D 23 years
A relay is superior to a mechanical switch because it ___________.
A Is relatively inexpensive
B Does not require moving contacts
C Combines control with power amplification
D None of the above
If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface tempeature follows __________ law.
A Parabolic
B Hyperbolic
C Linear
D Logarithmic
If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows __________ law.
A Hyperbolic
B Parabolic
C Linear
D Logarithmic
If a truck can carry 10 to 16 boxed refrigerators, then what is the least number of refrigerators that 4 trucks can carry?
A 40
B 52
C 48
D 64
Two men and women are entrusted with a task. The second man needs three hours more to cope up with the job than the second man and the woman would need working together. The first man, working alone, would need as much time as second man and the woman working together. The first man working alone, would spend eight hours less than the double period of the time second man would spend working alone. How much time would the two men and the women need to complete the task if they all asked together?
A 1 hour
B 2 hours
C 3 hours
D 4 hours
E 5 hours

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