Question 11 : The length of the phasor represents?
1. Magnitude of the quantity
2. Direction of the quantity
3. Neither magnitude nor direction
4. Either magnitude or direction
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Question 12 : The time axis of an AC phasor represents?
1. Time
2. Phase angle
3. Voltage
4. Current
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Question 13 : A phasor has frozen at 30 degrees, find the value of the phase angle.
1. 30 degrees
2. 60 degrees
3. 120 degrees
4. 180 degrees
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Question 14 : When one sine wave passes through the zero following the other, it is _________
1. Leading
2. Lagging
3. Neither leading nor lagging
4. Either leading or lagging
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Question 15 : Find the value of ? if the frequency is 5Hz?
1. 3.14 rad/s
2. 31.4 rad/s
3. 34 rad/s
4. 341 rad/s
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Question 16 : What is the correct expression of ??
1. ?=2p
2. ?=2pf
3. ?=pf
4. ?=2f²
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Question 17 : Find the total current in the circuit if two currents of 4+5j flow in the circuit.
1. 4+5j A
2. 4A
3. 5A
4. 8+10j A
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Question 18 : If a voltage of 2+5j and another voltage of 3+ 6j flows through two different resistors, connected in series, in a circuit, find the total voltage in the circuit.
1. 2+5j V
2. 3+6j V
3. 5+11j V
4. 5+10j V
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Question 19 : For multiplication and division of phasors, we use ____________ form.
1. Rectangular
2. Polar
3. Either rectangular or polar
4. Neither rectangular nor polar
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Question 20 : For addition and subtraction of phasors, we use the _________ form.
1. Rectangular
2. Polar
3. Either rectangular or polar
4. Neither rectangular nor polar
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