Input Bias Current MCQ

Test your knowledge with important Input Bias Current MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Input Bias Current MCQs at Bissoy

• The specification for LM101A op-amp is given as IB =75nA. Determine the value of VIOB– V1.
  ক

  0.112v

  খ

  0.750v

  গ

  0.374v

  ঘ

  0.634v
• Analyse the given circuit and determine the correct option
  ক

  Voo ≥ VIOB

  খ

  Voo = VIOB

  গ

  Voo >> VIOB

  ঘ

  Voo IOB
• Calculate the output voltage for the given circuit using the specification: R1 = 820Ω; ROM=811.882Ω; Vin=10mVpp; VOIB≅0.
  ক

  1.025Vpp

  খ

  1.8Vpp

  গ

  1Vpp

  ঘ

  2Vpp
• Calculate ROM, if the value of IB1 = IB2 in the given circuit.
  ক

  1173.11Ω

  খ

  171.31Ω

  গ

  1171.43Ω

  ঘ

  1071.43Ω
• Name the resistor that is connected in the non-inverting terminal of op-amp which is in parallel combination of resistor connected in inverting terminal and feedback resistor.
  ক

  Random minimizing resistor

  খ

  Offset minimizing resistor

  গ

  Offset reducing resistors

  ঘ

  Output minimizing resistors
• Given below is a differential amplifier in which V1=V2. What happens to VOIB at this condition?
  ক

  VOIB= 0

  খ

  VOIB= VOIB×10-10

  গ

  VOIB= VOIB/2

  ঘ

  VOIB= -1
• Mention a step to reduce the output offset voltage caused due to input bias current?
  ক

  Use small feedback resistor and resistance at the input terminal

  খ

  Use small feedback resistors

  গ

  Reduce the value of load resistors

  ঘ

  None of the mentioned
• Find the input bias current for the circuit given below
  ক

  10mA

  খ

  2mA

  গ

  5mA

  ঘ

  None of the mentioned
• The formula for output offset voltage of an op-amp due to input bias current *IB
  ক

  VOIB= RF*IB

  খ

  VOIB= (RF+R1)/IB

  গ

  VOIB= (1+RF)*IB

  ঘ

  VOIB= [1+(RF/R1)
• Although the value of input bias current is very small, it causes
  ক

  Output voltage

  খ

  Input offset voltage

  গ

  Output offset voltage

  ঘ

  All of the mentioned
• Input bias current is defined as
  ক

  Average of two input bias current

  খ

  Summing of two input bias current

  গ

  Difference of two input bias current

  ঘ

  Product of two input bias current