Recent questions tagged jee main 2021 (24 feb shift 2)

by JeeNeetQnA in Atoms and Nuclei asked May 22, 2021

In x-ray tube experiment accelerating voltage is given by 1.24 M volt. Find out the wavelength.

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by JeeNeetQnA in Oscillations and Waves asked May 22, 2021

Which of the following represent travelling wave?

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by JeeNeetQnA in Dual Nature of Matter and Radiation asked May 22, 2021

If the de-Broglie wavelengths of α-particle and proton are equal then the ratio of their velocities are

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by JeeNeetQnA in Work, Energy and Power asked May 22, 2021

A body is projected from origin with a velocity v0 along +ve x-axis on which a force –αx^2 is acting on it.

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by JeeNeetQnA in Rotational Motion asked May 22, 2021

Disc of radius a/2 is cut from disc of radius a. Find x-co-ordinate of COM from origin.

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by JeeNeetQnA in Oscillations and Waves asked May 22, 2021

Which of the following curve represents relation between velocity with displacement of particle performing shm

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by JeeNeetQnA in Magnetic Effects of Current and Magnetism asked May 22, 2021

If soft iron (ferromagnetic substance) is placed in external uniform magnetic field.

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by JeeNeetQnA in Atoms and Nuclei asked May 22, 2021

For which of the following transitions in Hydrogen-like atom of the frequency of emitted photon will be maximum

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by JeeNeetQnA in Wave Optics asked May 22, 2021

A light source emitting light and if we change light from violet to red then

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by JeeNeetQnA in Gravitation asked May 22, 2021

Weight at pole is 49 Newton then weight at equator?

1 answer

by JeeNeetQnA in Electronic Devices asked May 22, 2021

Which of the following is correct for Zener diode

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by JeeNeetQnA in Elementary Concepts of Conics asked Mar 4, 2021

A curve y = ax2 + bx + c passing through the point (1, 2) has slope at origin equal to 1. then ordered triplet (a, b, c)

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