Match the Column I with Column II when KE of an electron is 100 Ev Column IColumn II(A)Momentum (in kg-ms-1 )(I)(B)Speed (in ms-1 )(II)(C)de-Broglie wavelength (in m)(III)(D)frequency (in s-1)(IV) Choose the correct answer from the given options.

Match the Column I with Column II when KE of an electron is…

Physics Electron, Photon, Photoelectric Effect and X-rays Matching Type Question MCQ (Single Correct)

Match the Column I with Column II when KE of an electron is 100 Ev

Choose the correct answer from the given options.

-(II), -(III), -(I), -(II),

-(I), -(II), -(II), -(I),

-(III), -(I), -(III), -(IV),

-(IV)
-(IV)
-(IV)
-(III)

Verified by Experts

The correct answer is:

Using relation, …… .(i)
From Eq. (i), we get

Speed,
de-Broglie wavelength is given by

Frequency,

Hence, A-(III), B-(II), C-(I), D-(IV).

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