The wavelength of X-rays is of the order of howmany angstrom? -Do You Know?

Description : Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X-rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X-rays, infrared, visible, microwave

Last Answer : (4) X-rays, infrared, visible, microwave Explanation: The Electromagnetic spectrum in order of decreasing energy, thus increasing wavelength : Gamma Rays-wavelength: 0.01 nm ; X-rays -1 nm ; Ultra-violet Rays-0.1 ... -10 m ; and Very High Frequency (VHF) and Ultra High Frequency (UHF): 10 m-10 cm.

Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X -rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X - rays, infrared, visible, microwave.

Description : Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X -rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X - rays, infrared, visible, microwave.

Last Answer : X - rays, infrared, visible, microwave.

The device used for measuring the wavelength of X-rays is – (1) G.M. Counter (2) Cyclotron (3) Bragg Spectrometer (4) Mass Spectrometer

Description : The device used for measuring the wavelength of X-rays is – (1) G.M. Counter (2) Cyclotron (3) Bragg Spectrometer (4) Mass Spectrometer

Last Answer : (3) Bragg Spectrometer Explanation: Bragg Spectrometer is an instrument used to analyze crystal structure by using X-rays. In it, a beam of collimated X-rays strikes the crystal, and a detector measures the angles and intensities of the reflected beam.

Which, of the following radiations has the least wavelength? (1) X-rays (2) a-rays (3) g-rays (4) b-rays

Description : Which, of the following radiations has the least wavelength? (1) X-rays (2) a-rays (3) g-rays (4) b-rays

Last Answer : (3) g-rays Explanation: X-rays - smaller than 10 nano metre gamma- rays - 0.0005 to 0.1 nano metre alpha-rays - 125 nano metre

The device used for measuring the wavelength of X–rays is:

Description : The device used for measuring the wavelength of X–rays is:

Last Answer : Bragg Spectrometer

Which of the following has the largest wavelength? A. visible light B. x-rays C. infrared light (Answer) D. ultraviolet radiation

Description : Which of the following has the largest wavelength? A. visible light B. x-rays C. infrared light (Answer) D. ultraviolet radiation

Last Answer : C. infrared light (Answer)

X-rays are (A) Positively charged (B) Negatively charged (C) Neutral (D) Of higher wavelength than visible light

Description : X-rays are (A) Positively charged (B) Negatively charged (C) Neutral (D) Of higher wavelength than visible light

Last Answer : C) Neutral

Which of the following rays has the least wavelength? (A) Ultraviolet rays (B) Infrared rays (C) Cosmic rays (D) X-rays

Description : Which of the following rays has the least wavelength? (A) Ultraviolet rays (B) Infrared rays (C) Cosmic rays (D) X-rays

Last Answer : (C) Cosmic rays

When the wavelength of incident X-rays increases, the angle of diffraction (A) Decreases (B) Increases (C) Remain constant (D) Shows no systematic variation

Description : When the wavelength of incident X-rays increases, the angle of diffraction (A) Decreases (B) Increases (C) Remain constant (D) Shows no systematic variation

Last Answer : Option A

Two light rays will interfere constructively with maximum amplitude if the path difference between them is: w) one wavelength x) one-half wavelength y) one-quarter wavelength z) one-eighth wavelength

Description : Two light rays will interfere constructively with maximum amplitude if the path difference between them is: w) one wavelength x) one-half wavelength y) one-quarter wavelength z) one-eighth wavelength

Last Answer : ANSWER: W -- ONE WAVELENGTH

The device used for measuring the wavelength of X-rays is (1) G.M. Counter (2) Cyclotron (3) Bragg Spectrometer (4) Mass Spectrometer

Description : The device used for measuring the wavelength of X-rays is (1) G.M. Counter (2) Cyclotron (3) Bragg Spectrometer (4) Mass Spectrometer

Last Answer : Bragg Spectrometer

Which, of the following radiations has the least wavelength ? (1) X-rays (2) a-rays (3) g-rays (4) b-rays

Description : Which, of the following radiations has the least wavelength ? (1) X-rays (2) a-rays (3) g-rays (4) b-rays

Last Answer : g-rays

Name the quantities which are measured by the following units. (i) Newton (ii) Joule (iii) Watt (iv) Volt (v) Light year (vi) Angstrom (vii) Acre-foot (viii) Becquerel (ix) Hertz (x) Cusec

Description : Name the quantities which are measured by the following units. (i) Newton (ii) Joule (iii) Watt (iv) Volt (v) Light year (vi) Angstrom (vii) Acre-foot (viii) Becquerel (ix) Hertz (x) Cusec

Last Answer : Answers: (i) Force (ii) Work Energy (iii) Power of electricity (iv) Potential difference (v) Distance of stars and planets (vi) Length (vii) Volume (viii) Radioactivity (ix) Frequency (x) Rate of flow of water

A temperature difference of 25°C is equivalent to a temperature difference of howmany F? -Do You Know?

Description : A temperature difference of 25°C is equivalent to a temperature difference of howmany F? -Do You Know?

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Howmany subjects are in the State List? -Do You Know?

Description : Howmany subjects are in the State List? -Do You Know?

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The Rajya Sabha can have a maximum strength of howmany members? -Do You Know?

Description : The Rajya Sabha can have a maximum strength of howmany members? -Do You Know?

Last Answer : Article 80 of the Constitution lays down the maximum strength of Rajya Sabha as 250, out of which 12 members are nominated by the President and 238 are representatives of the States and of the two Union Territories.

In case a President dies while in office, for howmany months can the Vice-President act as President? -Do You Know?

Description : In case a President dies while in office, for howmany months can the Vice-President act as President? -Do You Know?

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For howmany years is rolling plan? -Do You Know?

Description : For howmany years is rolling plan? -Do You Know?

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There are approximately howmany muscles in human body? -Do You Know?

Description : There are approximately howmany muscles in human body? -Do You Know?

Last Answer : here are about 600 muscles in the human body. The three main types of muscle include skeletal, smooth and cardiac. The brain, nerves and skeletal muscles work together to cause movement – this is collectively known as the neuromuscular system.

After howmany years is Finance Commission constituted by the President? -Do You Know?

Description : After howmany years is Finance Commission constituted by the President? -Do You Know?

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Finance Commission consists of howmany members? -Do You Know?

Description : Finance Commission consists of howmany members? -Do You Know?

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After howmany years does Halley’s comet appear once in a period? -Do You Know?

Description : After howmany years does Halley’s comet appear once in a period? -Do You Know?

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The States Reorganisation Act created howmany States and Union Territories? -Do You Know?

Description : The States Reorganisation Act created howmany States and Union Territories? -Do You Know?

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Howmany hymns does the Rigveda consists? -Do You Know?

Description : Howmany hymns does the Rigveda consists? -Do You Know?

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Bronze coins of Nataraja cast during the Chola period invariably show the deity with howmany hands? -Do You Know?

Description : Bronze coins of Nataraja cast during the Chola period invariably show the deity with howmany hands? -Do You Know?

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Indian sovereignity in sea extends upto howmany nautical miles? -Do You Know?

Description : Indian sovereignity in sea extends upto howmany nautical miles? -Do You Know?

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A molecule of glucose on complete oxidation yields howmany ATP molecules in case of aerobic respiration? -Do You Know?

Description : A molecule of glucose on complete oxidation yields howmany ATP molecules in case of aerobic respiration? -Do You Know?

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Asia accounts for nearly howmany percent of world population? -Do You Know?