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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
In case of A.C. through resistor V and I are
Question # 2
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 # 3
XL=
Question # 4
Direct current can not flow through.
Question # 5
Main reason for world wide use of A.C. is
Question # 6
In three phase voltage across any two lines is about.
Question # 7
The peak value of A.C source is 20 A, then its rms value will be.
Question # 8
The most common source of an A.C. Voltage is.
Question # 9
In case of capacitor, the unit of reactance is
Question # 10
At high frequency the value of reactance of capacitor will be.
Question # 11
The main reason for world wide use of A.C is because:
Question # 12
Electron vibrating 94,000 times each second will produce radio waves of frequency.
Question # 13
An electromagnetic wave goes from air to glass which of the following does not change?
Question # 14
Electro magnetic waves emitted from radio antenna are.
Question # 15
The velocity of an oscillating charge as it moves to and fro along a wire is.
Question # 16
In three phase A.C. generator the phase difference between each pair of coil is.
Question # 17
An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately
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 | An electromagnetic wave goes from air to glass which of the following does not change? |
A. Radio waves
B. X-rays
C. Ultra violet radiation
D. Ultra sond waves
|
| 2 | Vrms = |
A. 0.7V∘
B.
0.07V∘
C. 0.007V∘
D. 0.75V∘
|
| 3 | Phase difference between V and I of an A.C through resistor is. |
A. Zero Degree
B. 90 o
C. 80o
D. 120o
|
| 4 | In Series resonance circuit the impedance of circuit art resonance frequency, is |
A. Maximum
B. Minimum
C. It is unequal to R
D. None of above
|
| 5 | The circuit which compares the two voltages is. |
A. LDR
B. Sensor
C. Comparator
D. Logic gate
|
| 6 | SI unit of reactance is. |
A. Ohm
B. Mho
C. Farad
D. Henry
|
| 7 | In frequency modulation which factor changed. |
A. Amplitude of charge carriers
B. Frequency of charge carriers
C. Amplitude of signal
D. Frequency of signal
|
| 8 | The peak to peak value of alternating voltage is |
A. 2Vo
B. Vo
D. None of these
|
| 9 | Power dissipation is a pure inductive or in a pure capacitance circuit is: |
A. 106
B. 0
C. 10∘
D. Maximum
|
| 10 | In purely resistive A.C circuit, instantaneous value of voltage and current: |
A. Current lags behind voltage
B. Current leads voltage by π/2
C. Both are in Phase
D. Voltage leads current by Pase θ=π/2
|
Test Questions