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MHT-CET PCB 05 MHT - CET - MHT-CET PCB 05

Maharashtra Board - STD 12 Science - MHT - CET (MSBSHSE - English Medium). 200 questions in this chapter.

Question types

MHT-CET PCB 05 question types

200 questions across 1 question group — pick any mix to generate a MHT - CET paper with step-by-step answer keys.

200
Questions
1
Question groups
5
Question types
Sample Questions

MHT-CET PCB 05 questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
To get an output X = 1 from the following logic circuit, the input must be ____________.

Image

  • A
    A = 1, B = 1 , C = 0
  • ✓
    A = 1, B = 0, C = 1
  • C
    A = 0, B = 1, C = 0
  • D
    A = 1, B = 0, C = 0

Answer: B.

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Q 2MCQ1 Mark
A change of 9.0 mA in the emitter current brings a change of 8.9 mA in the collector current. The value of current gain β will be ______.
  • ✓
    89
  • B
    96
  • C
    79
  • D
    99

Answer: A.

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Q 3MCQ1 Mark
In an npn transistor, the base current is 100 µA and the collector current is 10 mA. The emitter current is ______.
  • A
    0.0101 mA
  • B
    1.01 mA
  • C
    0.101 mA
  • ✓
    10.1 mA

Answer: D.

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Q 4MCQ1 Mark
If radius of the `{:(27),(13):}` Al nucleus is taken to be $R_AL$ then the radius of `{:(125), (53):}` Te nucleus is ____________.
  • A
    `53/13 "R"_("AI")`
  • B
    `3/5 "R"_("AI")`
  • ✓
    `5/3 "R"_("AI")`
  • D
    `13/53 "R"_("AI")`

Answer: C.

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Q 5MCQ1 Mark
How many moles of electrons are required for reduction of 9 moles of $Cr ^{3+}$ to Cr ?
  • ✓
    27 mol
  • B
    18 mol
  • C
    10 mol
  • D
    15 mol

Answer: A.

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