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MHT-CET PCM 10 MHT - CET - MHT-CET PCM 10

Maharashtra Board - STD 12 Science - MHT - CET (MSBSHSE - English Medium). 150 questions in this chapter.

Question types

MHT-CET PCM 10 question types

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

150
Questions
1
Question groups
5
Question types
Sample Questions

MHT-CET PCM 10 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
The resultant gate and its Boolean expression for the given circuit is ______.
Image
  • A
    NOR, $\overline{A+B}$
  • B
    OR, A+B
  • ✓
    AND, A × B
  • D
    NAND, $\overline{A \cdot B}$

Answer: C.

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Q 2MCQ1 Mark
The current gain $\alpha$ of a transistor is 0.95. The change in collector current corresponding to a change of 0.4 mA in the base current in a common emitter arrangement is ______.
  • A
    0.42 mA
  • B
    0.38 mA
  • C
    2.375 mA
  • ✓
    7.6 mA

Answer: D.

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Q 3MCQ1 Mark
When hydrogen atom is in its first excited level, its radius is how many time its ground state radius?
  • A
    half
  • ✓
    four times
  • C
    same
  • D
    twice

Answer: B.

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Q 4MCQ1 Mark
In Rutherford scattering experiment, the number of particles observed at an angle of 10° is one million per minute. The number of particles/minute at 90° are, ______.
  • A
    63
  • B
    10
  • ✓
     231
  • D
    58

Answer: C.

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Q 5MCQ1 Mark
Two incident radiations having energies two times and ten times of the work function of a metal surface, produce photoelectric effect. The ratio of maximum velocities of emitted photo electrons respectively is ____________.
  • ✓
    1 : 3
  • B
    3 : 2
  • C
    1 : 2
  • D
    2 : 3

Answer: A.

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