1
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In Young's double slit experiment using monochromatic light of wavelength ' $\lambda$ ', the intensity of light at a point on the screen where path difference ' $\lambda$ ' is K units. The intensity of light at a point where the path difference is $\frac{\lambda}{6}$ is $\left[\cos \frac{\pi}{6}=\sin \frac{\pi}{3}=\frac{\sqrt{3}}{2}\right]$

A
K
B
$\frac{3 \mathrm{~K}}{4}$
C
$\frac{\mathrm{K}}{2}$
D
$\frac{\mathrm{K}}{4}$
2
MHT CET 2024 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In an interference experiment, the $\mathrm{n}^{\text {th }}$ bright fringe for light of wavelength $\lambda_1(\mathrm{n}=0,1,2,3 \ldots)$ coincides with the $\mathrm{m}^{\text {th }}$ dark fringe for light of wavelength $\lambda_2(\mathrm{~m}=1,2,3 \ldots)$. The ratio $\frac{\lambda_1}{\lambda_2}$ is

A
$\frac{\mathrm{m}-1}{\mathrm{n}}$
B
$\frac{2 \mathrm{~m}-1}{\mathrm{n}}$
C
$\frac{2 m-1}{2 n}$
D
$\frac{2 \mathrm{~m}+1}{2 \mathrm{n}}$
3
MHT CET 2024 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A single slit diffraction pattern is formed with light of wavelength $6195 \mathop A\limits^o$. The second secondary maximum for this wavelength coincides with the third secondary maximum in the pattern for light of wavelength ' $\lambda_0$ '. The value of ' $\lambda_0$ ' is

A
$4180 \mathop A\limits^o$
B
$4425 \mathop A\limits^o$
C
$5330 \mathop A\limits^o$
D
$6235 \mathop A\limits^o$
4
MHT CET 2024 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

When wavefronts pass from denser medium to rarer medium, the width of the wavefront

A
increases.
B
may increase or decrease.
C
decreases.
D
remains unchanged.
MHT CET Subjects
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