MHT CET 2026 19th April Evening Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2026 19th April Evening Shift

MCQ (Single Correct Answer)

-0

If the ionisation energy for the hydrogen atom is $13.6$ eV, then the energy required to excite it from the ground state to the next higher state is nearly

$-10.2\,eV$

$-3.4\,eV$

$10.2\,eV$

$13.6\,eV$

MHT CET 2026 19th April Evening Shift

MCQ (Single Correct Answer)

-0

The de-Broglie wavelength of an electron moving in the $n^{th}$ Bohr orbit of radius 'r' is

$n\pi r$

$\dfrac{nr}{\pi}$

$\dfrac{2\pi r}{n}$

$\dfrac{nr}{2\pi}$

MHT CET 2026 19th April Evening Shift

MCQ (Single Correct Answer)

-0

The magnetic moment of electron due to orbital motion is proportional to
($n$ = principal quantum number)

$n$

$n^2$

$\dfrac{1}{n}$

$\dfrac{1}{n^2}$

MHT CET 2026 19th April Evening Shift

MCQ (Single Correct Answer)

-0

A radioactive element has rate of disintegration $16{,}000$ disintegrations per minute at a particular instant. After four minutes, it becomes $2000$ disintegrations per minute. The decay constant per minute is

$0.25\log_e 2$

$0.50\log_e 3$

$0.75\log_e 2$

$0.8\log_e 3$

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