Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 8

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The graph that correctly represents the relation of frequency $ν$ of a particular characteristic $X$ -ray with the atomic number $Z$ of the material is

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Important Questions on Atomic Physics

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JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 9

The intensity distribution of $X$ -rays from two Coolidge tubes operated on different voltages $V_{1}$ and $V_{2}$ and using different target materials of atomic numbers $Z_{1}$ and $Z_{2}$ is shown in the figure. Which one of the following inequalities is true?

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Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 10

The

X

-ray wavelength of

L_{α}

line of platinum

(Z = 78)

is

1.30 \overset{o}{A}

. The

X

-ray wavelength of

L_{α}

line of molybdenum

(Z = 42)

is

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Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 11

The

K_{α} X

-rays arising from a cobalt

(Z = 27)

target have a wavelength of

179 pm .

The

K_{α} X

-rays arising from a nickel target

(Z = 28)

is

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Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 12

For characteristic

X

-ray of some material

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Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 13

The wavelength of the

X

-rays produced by an

X

-ray tube is

0.76 \overset{\circ}{A}

. The atomic number of anode material is

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Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 14

The wavelength of

K_{α}

line for an element of atomic number

43

is

λ .

Then, the wavelength of

K_{α}

line for an element of atomic number

29

is

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Chapterwise/Topicwise Daily Practice Problems (DPP) Optics and Modern Physics JEE Main & Advanced>Chapter 4 - Atomic Physics>DPP>Q 15

The potential difference applied to an

X

-ray tube is increased. As a result, in the emitted radiation