1
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
+4
-1
Change Language

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

Your input ____
2
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
+4
-1
Change Language

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 __________ $$\times 10^{-4} \mathrm{~m}$$.

Your input ____
3
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
+4
-1
Change Language

A potential divider circuit is connected with a dc source of $$20 \mathrm{~V}$$, a light emitting diode of glow in voltage $$1.8 \mathrm{~V}$$ and a zener diode of breakdown voltage of $$3.2 \mathrm{~V}$$. The length (PR) of the resistive wire is $$20 \mathrm{~cm}$$. The minimum length of PQ to just glow the LED is _________ $$\mathrm{cm}$$.

JEE Main 2024 (Online) 8th April Evening Shift Physics - Semiconductor Question 24 English

Your input ____
4
JEE Main 2024 (Online) 8th April Evening Shift
Numerical
+4
-1
Change Language

An object of mass $$0.2 \mathrm{~kg}$$ executes simple harmonic motion along $$x$$ axis with frequency of $$\left(\frac{25}{\pi}\right) \mathrm{Hz}$$. At the position $$x=0.04 \mathrm{~m}$$ the object has kinetic energy $$0.5 \mathrm{~J}$$ and potential energy $$0.4 \mathrm{~J}$$. The amplitude of oscillation is ________ $$\mathrm{cm}$$.

Your input ____
JEE Main Papers
2023
2021
EXAM MAP