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FSC Part 2 Physics
Chapter 16 Test
Start Chapter 16 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 16 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 16 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 16 Online MCQ's Test
00:00
Question # 1
Main reason for world wide use of A.C. is
Question # 2
The peak value of alternating current is 5√2 A. The mean square value of current will be:
Question # 3
At high frequency the value of reactance of capacitor will be.
Question # 4
Power dissipation is a pure inductive or in a pure capacitance circuit is:
Question # 5
Phase difference between V and I of an A.C through resistor is.
Question # 6
SI unit of reactance is.
Question # 7
In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?
Question # 8
The natural frequency of L.C circuit is equal to
Question # 9
In Pakistan the frequency of A.C. supply is.
Question # 10
In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.
Question # 11
In modulation, low frequency signal is known as
Question # 12
The device which allows only the continuous flow of AC through it is.
Question # 13
An in cudutor may store energy in
Question # 14
The basic circuit element in A.C. circuit which controls current.
Question # 15
Impedance is denoted by:
Question # 16
A capacitor is perfectly insulator for:
Question # 17
Power dissipation in A.C circuit is expressed as:
FSC Part 2 Physics Chapter 16 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The condition of resonance is: |
A. XL = 1/2 Xc
B. XL = Xc
C. Xc = 4x2
D. None of above
|
| 2 | The reactance is the ratio of |
A. Vrms/Irms
B. Vrms x Irms
C. Irms/Vrms
D. Vmax x Vrms
|
| 3 | XL= |
A. 2πfL
B. 1/2πfL
C. 2πfL
D. fL/2π
|
| 4 | The most common source of an A.C. Voltage is. |
A. Motor
B. Cell
C. Generator
D. Thermo couple
|
| 5 | The resonance frequency is given by: |
A. fr = 2π√LC
B. fr = 1/2πLC
C. fr = 1/ 2π√LC
D. f1 = 1/ 2πC√L
|
| 6 | Choke consumes extremely small |
A. Current
B. Charge
C. Power
D. Potential
|
| 7 | In frequency modulation, the amplitude of carrier waves is |
A. Increases
B. Remains constant
C. Decreases
D. None of these
|
| 8 | Vrms = |
A. 0.7V∘
B.
0.07V∘
C. 0.007V∘
D. 0.75V∘
|
| 9 | An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately |
A. 50 Hz
B. 100 Hz
C. 80 Hz
D. 120 Hz
|
| 10 | In chopke coil the resistance XL an resistance R are: |
A. XL=R
B. XL<<R
C. XL>>R
D. XL=∞
|
Test Questions