Related Questions

The quality factor (Q) is the ratio of true power to apparent power.
A True
B False
The power factor indicates how much of the apparent power is reactive power.
A True
B False
The power factor (PF) indicates how much of the apparent power is true power.
A True
B False
Apparent power is expressed in watts.
A True
B False
The product of apparent power and cosine of the phase angle between circuit voltage and current is
A True power
B Reactive power
C Volt-amperes
D Instantaneous power
A synchronous motor installed at the receiving end substation operates with such an excitation that it takes power at lagging power factor. Now if the applied voltage of the synchronous motor goes down, the power factor of the synchronous motor will
A remain same
B go down
C improve
D none of the above
If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:
A Q = S + F
B Q = S - F
C Q = F - S
D Q = S × F
Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor.
A 5-10
B 15-20
C 30-35
D 35-40
বুদ্ধির ক্ষেত্রে চালর্স স্পিয়ারম্যান কোন কোন ধরনের সামর্থ্যের কথা উল্লেখ করেছেন? i. e-factor ii. g-factor iii. s-factor নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
The principal reason for our failure was quite apparent 'to those whom' we had brought into the venture.
A to them who
B to them whom
C to those who
D to the ones who

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