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Instrumentation Engineering MCQ

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Instrumentation Engineering Quick Quiz

Question 1 of 10
  • If the refractive indices for the core and cladding of an optical fibre are 1.7 and 1.5 respectively. What would be the acceptance angle of the optical fibre?

    Answer & Explanation

    Correct Answer: 53.1 degree

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  • A 3mA meter having internal resistance of 100 ohm is to be converted to 0-160mA ammeter. What would be the value of the shunt resistance required?

    Answer & Explanation

    Correct Answer: 1.911 ohm

    Note: This Question is unanswered, help us to find answer for this one

  • If a clamper has a capacitor of capacitance, C = 0.02µF and resistance, R=400 KΩ, then what would be the total discharge time for the capacitor?

    Answer & Explanation

    Correct Answer: 40 ms

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  • The inverse Discrete Fourier Transformation of x(n), an N-periodic signal can be expressed as ________.

    Answer & Explanation

    Correct Answer: 3

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  • To convert a JK flip-flop into a T flip-flop, what would be the input values of J and K?

    Answer & Explanation

    Correct Answer: J=K=1

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  • Which of the following gates is a universal gate?

    Answer & Explanation

    Correct Answer: NAND gate

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  • An 8-bit digital to analog converter uses BCD input and produces a full-scale output of 9.90 Volt. What would be the analog output for the BCD input 1001 0101?

    Answer & Explanation

    Correct Answer: 9.5V

    Note: This Question is unanswered, help us to find answer for this one

  • Which of the following statements is false about Linear Convolution?

    Answer & Explanation

    Correct Answer: The length of the output sequence will not be greater than the length of input sequences.

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  • If 400 fringes cross the centre of the field of view by moving one mirror through a distance of 0.1347mm in a Michelson Interferometer, then what would be the wavelength of the light?

    Answer & Explanation

    Correct Answer: 6735 Å (Angstrom)

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  • If a sinusoidal wave of angular frequency 1400 rad/s applied to the Y-Y plates of a Cathode Ray Oscilloscope produces six horizontal tangent points and five vertical tangent points, then what would be the frequency of the sinusoidal waveform applied to the X-X plates?

    Answer & Explanation

    Correct Answer: 1680 rad/s

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  • Instrumentation Engineering Quick Quiz

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