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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 frequency modulation which factor changed.
Question # 2
The internal resistance of a capacitor is called:
Question # 3
The device which allows only the flow of D.C. is.
Question # 4
Phase difference between V and I of an A.C through resistor is.
Question # 5
Direct current can not flow through.
Question # 6
In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.
Question # 7
100 micro F capacitor is connects to an AC voltage 24 V and frequency 50 Hz. The reactance of the capacitor is.
Question # 8
In LR circiut which one of the following statements is correct?
Question # 9
The highest value reached by the voltage or current is one cycle is called:
Question # 10
An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is:
Question # 11
X1is low for low frequency Fy but Xc is.
Question # 12
The mean value of A.C. in a cycle is.
Question # 13
Xc =
Question # 14
At resonance frequency, the impedance of RLC series circuit is.
Question # 15
If Io is the peak value of current, then its root mean square value is given by
Question # 16
In frequency modulation, the amplitude of carrier waves is
Question # 17
The resonance frequency is given by:
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 reactance is the ratio of |
A. Vrms/Irms
B. Vrms x Irms
C. Irms/Vrms
D. Vmax x Vrms
|
| 2 | The main use of A.C is |
A. Minimum line losses
B. Long distance transmission
C. Stepping up to required voltage only
D. Steeping down to required voltage only
|
| 3 | An alternating quantity (voltage or current) is completely known if we know its: |
A. Maximum
B. Frequency and phase
C. Effective value
D. Both (a) & (b)
|
| 4 | When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is. |
A. 100 Ohm
B. 10 Ohm
C. 1000 Ohm
D. 1 Ohm
|
| 5 | when an inductor comes close to a metallic object, its inductance is. |
A. Decreased
B. Increased
C. Becomes half
D. Becomes 4 times
|
| 6 | SI unit of reactance is. |
A. Ohm
B. Mho
C. Farad
D. Henry
|
| 7 | 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
|
| 8 | The flow of D.C current is opposed by |
A. Resistor
B. Induction
C. Capacitor
D. All of these
|
| 9 | The most common source of an A.C. Voltage is. |
A. Motor
B. Cell
C. Generator
D. Thermo couple
|
| 10 | The highest value reached by the voltage or current is one cycle is called: |
A. Peak to peak value
B. Peak value
C.
Instantaneous value
D. Root mean square value
|
Test Questions