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16th Chapter

12th Class Physics Chapter 16 Test

Here you can prepare 12th Class Physics Chapter 16 Alternating Current Test. Click the button for 100% free full practice test.

2nd Year Physics Chapter 16 Online MCQ Test for 12th Class Physics Chapter 16 (Alternating Current)

This online test contains MCQs about following topics:

- Alternating Current
- A.C. Circuits
- A.C. Through a Resistor
- A.C. Through a Capacitor
- A.C. Through an Inductor
- Impedance
- R-C and R-L Series Circuits
- Power in A.C. Circuits
- Series Resonance Circuits
- Parallel Resonance Circuits
- Three Phase A.C. Supply
- Principle of Metal Detectors
- Choke
- Electromagnetic Waves
- Principle of Generation, Transmission and Reception of Electromagnetic Waves
- Modulation

Ics Part 2 Physics Chapter 16 Test
ic

2nd Year Physics Chapter 16 Online MCQ Test for 12th Class Physics Chapter 16 (Alternating Current)

Sr. # Questions Answers Choice
1 The peak value of alternating current is 5<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">√2 </b><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">A. The mean square value of current will be:</span>
  • A. 5A
  • B. 2.5A
  • C. 5<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">√2A</b>
  • D. 5<sup>2</sup>
2 <span style="font-family: tahoma, Arial, Helvetica, sans-serif; font-size: 12px;">If V<sub>rms</sub> be the root mean square value of emf then its peak to peak value is given by</span>
  • A.
  • B.
  • C.
  • D.
3 The sum of positive and negative peak value called.
  • A. R.M.S. value
  • B. P-P value
  • C. Peak value
  • D. Average value
4 In RLC circuit the energy is dissipated in
  • A. R only
  • B. R and L
  • C. R and C
  • D. L and C
5 The combined effect of resistance and reactance is knows as.
  • A. Inductance
  • B. Conductance
  • C. Resistance
  • D. Impedance
6 The flow of D.C current is opposed by
  • A. Resistor
  • B. Induction
  • C. Capacitor
  • D. All of these
7 Phase difference between V and I of an A.C through resistor is.
  • A. Zero Degree
  • B. 90 <sup>o</sup>
  • C. 80<sup>o</sup>
  • D. 120<sup>o</sup>
8 The basic circuit element in A.C. circuit which controls current.
  • A. Resistor only
  • B. Capacitor only
  • C. Inductor only
  • D. All of these
9 The natural frequency of L.C circuit is equal to
  • A.
  • B.
  • C.
  • D.
10 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

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