Question 31 : At resonance, bandwidth includes the frequency range that allows _____ percent of the maximum current to flow.
1. 33.33
2. 66.67
3. 50
4. 70.7
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Question 32 : At bandwidth frequency range, the value of the voltage V is?
1. V=Vm/2
2. V=Vm²
3. V=Vm
4. V=Vm/√2
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Question 33 : At bandwidth frequency range, the value of the current I is?
1. I=Im/2
2. I=Im²
3. I=Im
4. I=Im/√2
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Question 34 : The SI unit for bandwidth is?
1. Hz
2. Watt
3. kHz
4. kW
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Question 35 : Find the reactive power when the average power is 5W and Q=2.
1. 10W
2. 5W
3. 2W
4. 1W
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Question 36 : Find the value of Q if the reactive power is 10W and the average power is 5W.
1. 10
2. 5
3. 2
4. 1
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Question 37 : Q is the ratio of?
1. Active power to reactive power
2. Reactive power to active power
3. Reactive power to average power
4. Reactive power to capacitive power
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Question 38 : The maximum electrostatic energy stored in a capacitor at any instance is?
1. CV_m²
2. 1/2*CV_m²
3. CV_m
4. CV_m/2
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Question 39 : The maximum magnetic energy stored in an inductor at any instance is?
1. E=LI_m²/2
2. E=LI_m/2
3. E=LI_m²
4. E=LI_m²*2
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Question 40 : At resonance, electrostatic energy is ___________ the magnetic energy.
1. Greater than
2. Less than
3. Equal to
4. Depends on the circuit
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