Physics-
General
Easy

Question

Which of the following plots may represent the reactance of a series LC combination

  1. a    
  2. b    
  3. c    
  4. d    

The correct answer is: d


    Reactance X equals X subscript L end subscript minus X subscript C end subscript equals 2 pi f L minus fraction numerator 1 over denominator 2 pi f C end fraction

    Related Questions to study

    General
    Physics-

    The graphs given below depict the dependence of two reactive impedances X1 and X2 on the frequency of the alternating e.m.f. applied individually to them. We can then say that

    The graphs given below depict the dependence of two reactive impedances X1 and X2 on the frequency of the alternating e.m.f. applied individually to them. We can then say that

    Physics-General
    General
    Physics-

    The resonance point in X subscript L end subscript minus f and X subscript C end subscript minus f curves is

    The resonance point in X subscript L end subscript minus f and X subscript C end subscript minus f curves is

    Physics-General
    General
    Physics-

    The vector diagram of current and voltage for a circuit is as shown. The components of the circuit will be

    The vector diagram of current and voltage for a circuit is as shown. The components of the circuit will be

    Physics-General
    parallel
    General
    Physics-

    The voltage across a pure inductor is represented by the following diagram. Which one of the following diagrams will represent the current

    The voltage across a pure inductor is represented by the following diagram. Which one of the following diagrams will represent the current

    Physics-General
    General
    Physics-

    Two sinusoidal voltages of the same frequency are shown in the diagram. What is the frequency, and the phase relationship between the voltages

    Frequency in Hz Phase lead of N over M in radians</span

    Two sinusoidal voltages of the same frequency are shown in the diagram. What is the frequency, and the phase relationship between the voltages

    Frequency in Hz Phase lead of N over M in radians</span

    Physics-General
    General
    Physics-

    When an ac source of e.m.f. sin invisible function application left parenthesis 100 t right parenthesis is connected across a circuit, the phase difference between the e.m.f. e and the current i in the circuit is observed to be pi divided by 4, as shown in the diagram. If the circuit consists possibly only of RC or LC in series, find the relationship between the two elements [IIT-JEE (Screening) 2003]

    When an ac source of e.m.f. sin invisible function application left parenthesis 100 t right parenthesis is connected across a circuit, the phase difference between the e.m.f. e and the current i in the circuit is observed to be pi divided by 4, as shown in the diagram. If the circuit consists possibly only of RC or LC in series, find the relationship between the two elements [IIT-JEE (Screening) 2003]

    Physics-General
    parallel
    General
    Physics-

    The current 'i' in an inductance coil varies with time 't' according to following graph

    Which one of the following plots shows the variations of voltage in the coil

    The current 'i' in an inductance coil varies with time 't' according to following graph

    Which one of the following plots shows the variations of voltage in the coil

    Physics-General
    General
    Physics-

    The output current versus time curve of a rectifier is shown in the figure. The average value of output current in this case is

    The output current versus time curve of a rectifier is shown in the figure. The average value of output current in this case is

    Physics-General
    General
    Physics-

    A constant voltage at different frequencies is applied across a capacitance C as shown in the figure. Which of the following graphs

    Correctly depicts the variation of current with frequency ?

    A constant voltage at different frequencies is applied across a capacitance C as shown in the figure. Which of the following graphs

    Correctly depicts the variation of current with frequency ?

    Physics-General
    parallel
    General
    Physics-

    The r.m.s. voltage of the wave form shown is

    The r.m.s. voltage of the wave form shown is

    Physics-General
    General
    Physics-

    The figure shows variation of R, XL and XC with frequency f in a series L, C, R circuit. Then for what frequency point, the circuit is inductive

    The figure shows variation of R, XL and XC with frequency f in a series L, C, R circuit. Then for what frequency point, the circuit is inductive

    Physics-General
    General
    Physics-

    The variation of the instantaneous current (I) and the instantaneous emf (E) in a circuit is as shown in fig. Which of the following statements is correct

    The variation of the instantaneous current (I) and the instantaneous emf (E) in a circuit is as shown in fig. Which of the following statements is correct

    Physics-General
    parallel
    General
    Physics-

    Is it possible

    Is it possible

    Physics-General
    General
    Physics-

    In the adjoining figure the impedance of the circuit will be

    In the adjoining figure the impedance of the circuit will be

    Physics-General
    General
    Physics-

    In the adjoining ac circuit the voltmeter whose reading will be zero at resonance is

    In the adjoining ac circuit the voltmeter whose reading will be zero at resonance is

    Physics-General
    parallel

    card img

    With Turito Academy.

    card img

    With Turito Foundation.

    card img

    Get an Expert Advice From Turito.

    Turito Academy

    card img

    With Turito Academy.

    Test Prep

    card img

    With Turito Foundation.