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.

Second Year Physics Chapter 16 Online MCQ Test for 2nd Year Physics Chapter 16 Alternating Current Preparation

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

FSC Part 2 Physics Ch 16 Test
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Second Year Physics Chapter 16 Online MCQ Test for 2nd Year Physics Chapter 16 Alternating Current Preparation

Sr. # Questions Answers Choice
1 In metal detector, we use.
  • A. L-C circuit
  • B. R-L circuit
  • C. R-C circuit
  • D. RLC series circuit
2 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
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 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 highest value reached by the voltage or current is one cycle is called:
  • A. Peak to peak value
  • B. Peak value
  • C. <div>Instantaneous value</div>
  • D. Root mean square value
6 Which consumes small power.
  • A. Inductor
  • B. Resistor
  • C. Motor
  • D. All of these
7 A capacitor is perfectly insulator for:
  • A. Direct current
  • B. Alternating current
  • C. Direct as well as alternating current
  • D. None of these
8 In LR circiut which one of the following statements is correct?
  • A. L and R opposes each other
  • B. R value increases with frequency
  • C. The inductive reactance increases with frequency
  • D. The inductive reactance decreases with frequency
9 The unit of impedance is.
  • A. Henry
  • B. Hertz
  • C. Ampere
  • D. Ohm
10 The combined effect of resistance and reactance is knows as.
  • A. Inductance
  • B. Conductance
  • C. Resistance
  • D. Impedance

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  • B

    Butt

    31 Mar 2020

    I want to give some test

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  • R

    Rimsha

    20 Oct 2019

    I am rimsha from kabirwala l am not belong to Lahore plz correct my city name

    Like (1)
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  • A

    Atiya

    20 Nov 2017

    aoa ....how to download it

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  • Z

    Zia

    28 Jun 2016

    thankx

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