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MDCAT Physics Chapter 12 Atomic spectra Induction Online Test
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Total Questions20
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Time Allowed20
MDCAT Physics Chapter 12 Atomic spectra Induction Online Test
Maximum speed of electrons in X-rays tube which is producing X-rays photons of frequency f is
The hydrogen atoms are excited to the stationary state designated by the principal quantum number n=4, the number of maximum spectral lines are observe:
In photoelectric effect experiment, stopping potential depend upon
Intensity of light from a point source at the edge of unit sphere will be:
In electron microscope, we use high speed electrons because them
Monochromatic light of wavelength 300 nm is incident normally on a surface of area 4 cm2.If the intensity of light is 150 mW/m2; the rate at which photon strike the surface:
The momentum of the moving photon is:
The shortest wavelength of X-rays emitted from an X-rays tube depends on the:
When an electron in an atom goes from a lower to higher its:
To find longest wavelength radiation in Ballmer series, the value of n used is:
Of electron of 50 keV strike a heavy target. Then radiation emitted by target will be
In photo electric cell, the photo electric current
The threshold frequency depends on the nature on:
The ratio of the longest and shortest wavelength of the Lyman series is approximately:
Light elements do not emit X-rays because
What is the momentum of a photon of light of wavelength 500 nm in kgm/s:
electrons from the surface of a metal when:
When ultraviolet rays are incident in metal plate, then photoelectric effect does not occur. It occurs by the incidence of:
Choose incorrect about properties of photon
The potential difference applied to an X-rays tube is increased. As a result, in the emitted radiation
Matric Part 2/10th Class English Chapter 1 MCQ Test With Answer for Chapter 1 Hazrat Muhammad (S.A.W) an Embodiment of Justice
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Biology Chapter 1 - Answers Mode
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Biology Chapter 1 MCQ - PDF
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Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.
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