Download App

MHT-CET PCM 06 MHT - CET - MHT-CET PCM 06

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

Question types

MHT-CET PCM 06 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 06 questions

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

Q 2MCQ1 Mark
A transistor is connected in C - E mode. If collector current is $72 \times 10^{-5} A$ A and α = 0.96, then base current will be ______.
  • ✓
    30 μA
  • B
    28 μA
  • C
    26 μA
  • D
    24 μA

Answer: A.

View full solution →
Q 3MCQ1 Mark
If m is mass of electron, v its velocity, r the radius of stationary circular orbit around a nucleus with charge Ze, then from Bohr's second postulate, the kinetic energy `"K.E." = 1/2"mv"^2` of the electron in C.G.S. system is 2 equal to ____________.
  • A
    `"Ze"^2/"r"`
  • B
    `1/2 "Ze"^2/"r"^2`
  • C
    `"Ze"/"r"^2`
  • ✓
    `1/2 "Ze"^2/"r"`

Answer: D.

View full solution →
Q 4MCQ1 Mark
In hydrogen spectrum, the wavelengths of light emitted in a series of spectral lines is given by the equation, `1/lambda` = R `(1/4^2 - 1/"n"^2)`, where n = 5, 6, 7...... and 'R' is Rydberg's constant. Identify the series and wavelength region.
  • A
    Pfund, far infrared
  • ✓
    Brackett, near infrared
  • C
    Brackett, infrared
  • D
    Pfund, near infrared

Answer: B.

View full solution →
Q 5MCQ1 Mark
A light of frequency 'v' is incident on the metal surface whose threshold frequency is ' $v_0$ '. If $v=v_0$, then [c = speed of light in medium] ____________.
  • ✓
    the photoelectric effect is possible
  • B
    emitted. electrons will move with speed of light, c
  • C
    the photoelectric effect is not possible
  • D
    emitted electrons will move with speed less than c

Answer: A.

View full solution →
Browse all question groups ↑

Generate a MHT-CET PCM 06 paper free

Pick question groups from the list above, set marks and difficulty, and export a branded PDF with step-by-step answer keys. First 3 chapters free — no signup.

Download App
Generate Paper FreeAll MHT - CET chapters