1
JEE Main 2024 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
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A plane progressive wave is given by $$y=2 \cos 2 \pi(330 \mathrm{t}-x) \mathrm{m}$$. The frequency of the wave is :

A
660 Hz
B
340 Hz
C
330 Hz
D
165 Hz
2
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
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An alternating emf $$\mathrm{E}=110 \sqrt{2} \sin 100 \mathrm{t}$$ volt is applied to a capacitor of $$2 \mu \mathrm{F}$$, the rms value of current in the circuit is ________ $$\mathrm{mA}$$.

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3
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
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If the net electric field at point $$\mathrm{P}$$ along $$\mathrm{Y}$$ axis is zero, then the ratio of $$\left|\frac{q_2}{q_3}\right|$$ is $$\frac{8}{5 \sqrt{x}}$$, where $$x=$$ ________.

JEE Main 2024 (Online) 8th April Evening Shift Physics - Electrostatics Question 46 English

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4
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
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Two slits are $$1 \mathrm{~mm}$$ apart and the screen is located $$1 \mathrm{~m}$$ away from the slits. A light of wavelength $$500 \mathrm{~nm}$$ is used. The width of each slit to obtain 10 maxima of the double slit pattern within the central maximum of the single slit pattern is __________ $$\times 10^{-4} \mathrm{~m}$$.

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