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MHT-CET PCB 07 MHT - CET - MHT-CET PCB 07

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

Question types

MHT-CET PCB 07 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 07 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 truth-table given below is for which gate?
A B C
0 0 1
0 1 1
1 0 1
1 1 0
  • A
    XOR
  • ✓
    NAND
  • C
    OR
  • D
    AND

Answer: B.

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Q 2MCQ1 Mark
A transistor when connected in common emitter mode has a ____________.
  • A
    high input resistance and a low output resistance
  • B
    high input resistance and a high output resistance
  • ✓
    very low input resistance and a low output resistance
  • D
    medium input resistance and high output resistance

Answer: C.

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Q 3MCQ1 Mark
The maximum efficiency of full-wave rectifier is ____________.
  • ✓
    81.2 %
  • B
    100 %
  • C
    25.20 %
  • D
    40.6 %

Answer: A.

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Q 4MCQ1 Mark
What percentage of radioactive substance is left after five half-lives?
  • A
    20 %
  • ✓
    About 3 %
  • C
    5 %
  • D
    About 97 %

Answer: B.

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Q 5MCQ1 Mark
A radioactive substance has half life of 3 hours. 75 % of the substance would decay in ____________.
  • A
    3 hours
  • B
    9 hours
  • C
    12 hours
  • ✓
    6 hours

Answer: D.

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