EASY
12th ICSE
IMPORTANT
Earn 100

Write the formula for the wavelength of a matter wave according to de-Broglie hypothesis.

Important Questions on Matter Waves

EASY
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 22
State the objective of Davisson and Germer experiment.
MEDIUM
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 23
Write down the hypothesis of de-Broglie about the dual nature of matter waves.
MEDIUM
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 24
Calculate the de Broglie wavelength of the electrons accelerated through a potential difference of 56 V.
MEDIUM
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 25

What is the de Broglie wavelength of a dust particle of mass 1.0×10-9 Kg drifting with a speed of 2.2 m/s?

MEDIUM
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 26
Show that the wavelength of electromagnetic radiation is equal to the de Broglie wavelength of its quantum (photon).
HARD
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 27
Mention de-Broglie hypothesis and describe in detail the experiment of Davisson and Germer for its experimental verification.
HARD
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 28
Establish the formula for finding de-Broglie wavelengths of electrons, proton and α particles.
HARD
12th ICSE
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Matter Waves>Exercise>Q 29
Briefly explain the principle and working of electron microscope.