Question 41 : In an inductive circuit, the voltage_______ the current?
1. Leads
2. Lags
3. Is greater than
4. Is less than
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Question 42 : What is the current in an inductive circuit when the applied voltage is maximum?
1. Infinity
2. Maximum
3. Zero
4. Cannot be determined
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Question 43 : What is the value of current in an inductive circuit when there is no applied voltage?
1. Minimum
2. Maximum
3. Zero
4. Cannot be determined
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Question 44 : Choke involve use of _____________
1. Resistor
2. Capacitor
3. Inductor
4. Transistor
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Question 45 : Inductance is _____________________ to number of turns in the coil.
1. directly proportional
2. inversely proportional
3. equal
4. not related
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Question 46 : Inductor does not allow sudden changes in?
1. Voltage
2. Current
3. Resistance
4. Inductance
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Question 47 : The correct expression for the instantaneous current if instantaneous voltage is Vm(sint) in an inductive circuit is?
1. i = Vm(sint)/X_L
2. i = Vm(cost)/X_L
3. i = -Vm(sint)/X_L
4. i = -Vm(cost)/X_L
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Question 48 : The correct expression for the instantaneous current in a resistive circuit is?
1. i=Vm(sint)/R
2. i=Vm(cost)/R
3. i=V(sint)/R
4. i=V(cost)/R
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Question 49 : Calculate the resistance in the circuit if the rms voltage is 20V and the rms current is 2A.
1. 2 ohm
2. 5 ohm
3. 10 ohm
4. 20 ohm
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Question 50 : The correct expression for the instantaneous current if instantaneous voltage is Vm(sint) in a resistive circuit is?
1. 1A
2. 2A
3. 3A
4. 4A
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