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MHT CET Physics Model Test 02 MHT - CET - MHT CET Physics Model Test 02

Maharashtra Board - STD 12 Science - MHT - CET (MSBSHSE - English Medium). 50 questions in this chapter.

Question types

MHT CET Physics Model Test 02 question types

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

50
Questions
1
Question groups
5
Question types
Sample Questions

MHT CET Physics Model Test 02 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 first line of Balmer series has wavelength 6563 A. What will be the wavelength of the first member of Lyman series?
  • A
    7500 Å
  • B
    600 Å
  • ✓
    1215.4 Å
  • D
    2500 Å

Answer: C.

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Q 2MCQ1 Mark
The de-Broglie wavelength of an electron in $4^{\text {th }}$ orbit is............ ( $r=$ radius of $1^{\text {st }}$ orbit)
  • ✓
    8πr
  • B
    2πr
  • C
    4πr
  • D
    16πr

Answer: A.

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Q 3MCQ1 Mark
How the linear velocity 'v' of an electron in the Bohr orbit is related to its quantum number 'n'?
  • A
    v ∝ `1/n^2`
  • B
    v ∝ n
  • C
    v ∝ `1/sqrtn`
  • ✓
    v ∝ `1/n`

Answer: D.

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Q 4MCQ1 Mark
In experiment of photoelectric effect, the stopping potential for incident yellow light of wavelength 5890 Å is 4 volt. If the yellow light is replaced by blue light of wavelength 4000 Å, the stopping potential is ____________.
  • A
    zero volt
  • ✓
    more than 4V
  • C
    4 V
  • D
    less than 4V

Answer: B.

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Q 5MCQ1 Mark
An A.C. voltage source of variable angular frequency `omega` and fixed amplitude V connected in series with a capacitance C and an electric bulb of resistance R (inductance zero). When `omega` is increased, ______.
  • A
    total impedence of the circuit increases.
  • B
    total impedence of the circuit is unchanged.
  • C
    the bulb glows dimmer.
  • ✓
    the bulb glows brighter

Answer: D.

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