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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
The highest value reached by the voltage or current is one cycle is called:
Question # 2
The device which allows only the flow of D.C. is.
Question # 3
In A.C circuit through a capacitor which one is:
Question # 4
If Io is the peak value of current, then its root mean square value is given by
Question # 5
The combined effect of resistance and reactance is knows as.
Question # 6
The expression P = VI hold only when current and voltage are.
Question # 7
Direct current can not flow through.
Question # 8
In the capacitive circuit of A.C. quantity when q= 0 the slope of q-t curve is.
Question # 9
The condition of resonance is:
Question # 10
The flow of D.C current is opposed by
Question # 11
In three phase voltage across any two lines is about.
Question # 12
The velocity of an oscillating charge as it moves to and fro along a wire is.
Question # 13
The basic circuit element in A.C. circuit which controls current.
Question # 14
The phase difference between the current and voltage at resonce is:
Question # 15
In case of A.C. through resistor V and I are
Question # 16
X1is low for low frequency Fy but Xc is.
Question # 17
The device which allows only the continuous flow of AC through it is.
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 main reason for world wide use of A.C is because: |
A. It is very high power
B. It can be transmitted over long distance
C. It is cheaper to use
D. ALl of above
|
| 2 | If Io is the peak value of current, then its root mean square value is given by |
B. 2 Io
C. Io
D. 0.7 Io
|
| 3 | The natural frequency of L.C circuit is equal to | |
| 4 | XL= |
A. 2πfL
B. 1/2πfL
C. 2πfL
D. fL/2π
|
| 5 | In frequency modulation, the amplitude of carrier waves is |
A. Increases
B. Remains constant
C. Decreases
D. None of these
|
| 6 | 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? |
A. 4 times
B. 1/4 times
C. 8 times
D. 2 times
|
| 7 | Impedance is denoted by: |
A. A
B. Z
C. P
D. Q
|
| 8 | At resonance frequency, the impedance of RLC series circuit is. |
A. Maximum
B. Minimum
C. Zero
D. Infinite
|
| 9 | An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is: |
A. 50 Hz
B. 25Hz
C. 100 Hz
D. 75 Hz
|
| 10 | If the frequency of A.C. supplied is doubled then the capacitive reactance becomes. |
A. Half
B. Two
C. Four times
D. One fourth
|
Test Questions