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Round 1c

Quiz by CIRCUITRIX

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24 questions
Show answers
  • Q1
    To increase Q factor of a coil, the wire should be
    long
    thin
    long and thin
    thick
    30s
  • Q2
    Decimal number 10 is equal to binary number
    1110
    1000
    1010
    1001
    30s
  • Q3
    Both OR and AND gates can have only two inputs.
    False
    True
    30s
  • Q4
    Henry is equivalent to
    Weber/Volt
    Volts/Ampere
    Weber/Ampere
    Weber/Ampere2
    30s
  • Q5
    Transistor are free from which type of noise?
    Resistance noise
    Partition noise
    Flicker noise
    Shot noise
    30s
  • Q6
    When a silicon diode is forward biased, what is VBE for a C-E configuration?
    emitter voltage
    0.7 V
    0.4 V
    voltage-divider bias
    30s
  • Q7
    .With a PNP circuit, the most positive voltage is probably
    VCC
    VC
    ground
    VBE
    30s
  • Q8
    The output of a Schmitt trigger is a
    pulse waveform
    sinusoidal waveform
    triangle waveform
    sawtooth waveform
    30s
  • Q9
    The 8051 has ________ 16-bit counter/timers.
    2
    4
    1
    3
    30s
  • Q10
    MOV A, @ R1 will:
    copy the accumulator to R1
    copy the accumulator to the contents of memory whose address is in R1
    copy R1 to the accumulator
    copy the contents of memory whose address is in R1 to the accumulator
    30s
  • Q11
    A digital-to-analog converter is an application of the
    voltage-to-current converter
    scaling adder
    noninverting amplifier
    adjustable bandwidth circuit
    30s
  • Q12
    .A basic series regulator has
    a load
    a reference voltage
    an error detector
    both an error detector and a reference voltage
    30s
  • Q13
    An instrumentation amplifier has a high
    output impedance
    CMRR
    supply voltage
    power gain
    30s
  • Q14
    When does maximum power transfer happen from the source to the load
    When there is negligible source resistance
    When the source resistance is less than the load resistance
    When the source resistance equals the load resistance
    When the source resistance is greater than the load resistance
    30s
  • Q15
    Increasing the number of turns of wire on the secondary of a transformer will
    decrease the secondary current
    have no effect on the secondary current
    increase the primary current
    increase the secondary current
    30s

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