Recent questions and answers in JEE

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1 answer 222 views

The period of oscillation of a simple pendulum is T = 2π\sqrt{Lg}. Measured value of 'L' is 1.0 m from meter

answered May 1, 2023 in Physics by Doubtly (98.9k points)

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0 answers 127 views

A circular loop of radius r is carrying current I A. The ratio of magnetic field at the center of circular

asked Mar 6, 2023 in 2023 by Doubtly (98.9k points)

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1 answer 307 views

A travelling wave is described by the equation y(x, t) = [0.05 sin (8x – 4t)] m The velocity of the wave is :

answered Mar 6, 2023 in 2023 by Doubtly (98.9k points)

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2 answers 760 views

Which of the following have the maximum melting point?

answered Jun 28, 2022 in 2022 by Halloer

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2 answers 731 views

Stopping potential for e- for wavelength 491 nm is 0.410 V incidence wavelength is changed to new value

answered Jun 27, 2022 in Physics by anonymous

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0 answers 137 views

Using integration, find the area of the region bounded by the two parabolas y2 = 4x and x2 = 4y.

asked Jun 25, 2022 in 2022 by Doubtly (98.9k points)

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1 answer 159 views

Find the area of the region enclosed by the curves \( y^{2}=x, x=\frac{1}{4}, y=0 \) and \( x=1 \), using integration.

answered Jun 25, 2022 in 2022 by Doubtly (98.9k points)

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1 answer 236 views

Find the area enclosed by the curves y=x^2, x=1/4, y=0 and x=1, using integration.

answered Jun 25, 2022 in 2022 by Doubtly (98.9k points)

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1 answer 158 views

\( x\left(x^{2}+1\right)^{-1 / 2} \) find dy/dx using chain rule

answered Jun 25, 2022 in 2022 by Doubtly (98.9k points)

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2 answers 574 views

The body is projected 10 m/sec. The angle of projection at 30° . Find range Options: (a) 10/3 (b) 20/3 (c) 10 (d) 40/3

answered Jun 25, 2022 in Physics by Raj kumar sah

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1 answer 175 views

Total Number of lone pair in Melamine

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 207 views

Number of Pi bonds in Marshall’s acid

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 183 views

Which of these is not a broad spectrum antibiotic?

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 205 views

Statement 1: Emulsion of water and oil is unstable and separates in two layers.

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 203 views

The molecule which has minimum role in photochemical smog

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 234 views

The difference between the oxidation number of Cr in chromate and dichromate ion is

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 194 views

Which of the following is stable nitrogen halide?

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 161 views

Which of the following in correct statement?

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 184 views

Which of the following is a polyester?

answered Jun 25, 2022 in 2022 by anonymous

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1 answer 237 views

In the production of which of the following compound, H2 is used?

answered Jun 25, 2022 in 2022 by anonymous

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