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QJEE MAIN 2023
The ratio of intensities at two points $P$ and $Q$ on the screen in a Young's double slit experiment where phase difference between two wave...
JEE MainPhysicsMedium
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QJEE MAIN 2023
The width of fringe is 2 mm on the screen in a double slits experiment for the light of wavelength of 400 nm. The width...
JEE MainPhysicsMedium
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QJEE MAIN 2023
Given below are two statements : Statement I : If the Brewster's angle for the light propagating from air to glass is $\theta_{\mathrm{B}}$, then...
JEE MainPhysicsEasy
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QJEE MAIN 2023
The displacement equations of two interfering waves are given by $y_1=10 \sin \left(\omega t+\frac{\pi}{3}\right) \mathrm{cm}$ and $y_2=5[\sin (\omega t)+\sqrt{3} \cos \omega t] \mathrm{cm}$ respectively. The...
JEE MainPhysicsHard
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QJEE MAIN 2023
Two light waves of wavelengths 800 and 600 nm are used in Young's double slit experiment to obtain interference fringes on a screen placed 7...
JEE MainPhysicsHard
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QJEE MAIN 2023
As shown in the figure, in Young's double slit experiment, a thin plate of thickness $\mathrm{t}=10 \mid \mathrm{a} \cdot \mathrm{m}$ and refractive index $\mu=1.2$ is...
JEE MainPhysicsEasy
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QJEE MAIN_2023
A scientist is observing a bacteria through a compound microscope. For better analysis and to improve its resolving power he should. (Select the best option)
JEE MainPhysicsEasy
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QJEE MAIN 2023
JEE MainPhysicsMedium
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QJEE MAIN 2023
A single slit of width $a$ is illuminated by a monochromatic light of wavelength 600 nm . The value of ' $a$ ' for which...
JEE MainPhysicsMedium
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QJEE MAIN 2023
As shown in figures, three identical polaroids $P_1, P_2$ and $P_3$ are placed one after another. The pass axis of $P_2$ and $P_3$ are inclined...
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