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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Pl give sol.as per pic attached

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Asked by sudheerkapoor67 18th January 2018, 4:08 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

a proton and alpha particle is accelerated through the same potential which one of the two has
1) greater value of de-Broglie wavelength associated with it?
2) less kinetic energy?
 
 
 
 
 
 
 
 
 
 
 
 

Asked by modi72879 25th November 2017, 11:29 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

From boards point of view is photocell an important topic?

Asked by vasturushi 26th October 2017, 1:11 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Please give a detailed answer to this question .
 

Asked by Varsneya Srinivas 25th October 2017, 8:51 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Why is it easier to remove an electron from sodium than from copper. Which metal has higher value of threshold frequency?

Asked by tripathi.durba 23rd February 2016, 11:22 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Determine the value of the de brogile wavelength associated with the electron orbiting in the ground state of hydrogen atom (Given En = - (13.6/n square ) eV and Bohr radius R 0 =0.53 A degree) How will the de Brogile wavelength change  when it is in the first excited state? 

Asked by divyachhibber21 11th February 2016, 8:15 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

A monochromatic source , emitting light of wavelength , 600 nm , has a power output of 66 W. Calculate the number of photons emitted by this source in 2 minutes.

Asked by vinitapahel123 13th December 2015, 12:04 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

the temperature of ice is -10 degree celius and thet of water 60 degree celsius. they are mixed in equal amounts . what part of the ice will be melted?
 

Asked by kvunni hj 27th March 2015, 6:37 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

get de-broglie wavelength of thermal neutron at 27celcius

Asked by Ashok Rana 8th March 2015, 9:00 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

an electron & photon have same wavelength.which has greater kinetic energy? 

Asked by Ashok Rana 8th March 2015, 8:57 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

State de-Broglie hypothesis.

Asked by Topperlearning User 8th July 2014, 5:30 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Show graphically, the variation of the de-Broglie wavelength () with the potential (V) through which an electron is acceleration from rest.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

An electron is accelerated through a potential difference of 100 volts. What is the de-Broglie wavelength associated with it? To which part of the electromagnetic spectrum does this value of wavelength correspond?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

An electron and alpha particle have the same de-Broglie wavelength associated with them. How are their kinetic energies related to each other?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

With what purpose was famous Davisson-Germer experiment with electrons performed.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Show graphically, the variation of the de-Broglie wavelength with the potential (V) through which an accelerated from rest.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Show that de Broglie hypothesis of matter waves is in agreement with Bohr's theory.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

How do matter waves differ from a light wave as regards the velocity of the particle and the wave?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Is a moving particle equivalent to a single wave?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Are matter waves electromagnetic in nature?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

An electron, an alpha particle and a proton have the same kinetic energy. Which one of these particles has the largest de-Broglie wavelength?

Asked by Topperlearning User 21st May 2014, 12:53 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

An electron and a photon each have a wavelength 1.00 nm. Find (i)their momenta. (ii)the energy of the photon and (iii)the kinetic energy of electron.

Asked by Topperlearning User 21st May 2014, 12:48 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

An electron is accelerated through a potential difference of 100 volts. What is the de- Broglie wavelength associated with it? To which part of the electromagnetic spectrum does this value of wavelength correspond?

Asked by Topperlearning User 21st May 2014, 12:23 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

The de Broglie wavelengths, associated with a proton and a neutron, are found to be equal. Which of the two has a higher value for kinetic energy ?

Asked by Topperlearning User 21st May 2014, 12:14 PM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

An electromagnetic wave of wavelength is incident on a photosensitive surface of negligible work function. If the photo-electrons emitted from this surface have the deBroglie wavelength , prove that

Asked by Topperlearning User 21st May 2014, 10:35 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

The wavelength of a photon is 1.4.It collides with an electron . The  wavelength of photon  after the collision is 2.Calculate the energy of scattered electron.

Asked by Topperlearning User 21st May 2014, 10:31 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Is the de Broglie wavelength of a photon of an electromagnetic radiation equal to wavelength of a radiation?

Asked by Topperlearning User 21st May 2014, 9:49 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

What is the nature of matter waves?

Asked by Topperlearning User 21st May 2014, 9:41 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

How would you prove the dual nature of matter?

Asked by Topperlearning User 21st May 2014, 9:18 AM
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CBSE - XII Science - Physics - Dual Nature of Radiation and Matter

Why is the wave nature of particle not observable in daily life?

Asked by Topperlearning User 19th May 2014, 4:38 PM
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