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The work functions for tungsten and sodium are 4.5 eV and 2.3 eV, respectively. If the threshold wavelength lemda for sodium is 5460 A, the value of lemda for tungsten is
14
Oct
The work functions for tungsten and sodium are 4.5 eV and 2.3 eV, respectively. If the threshold wavelength lemda for sodium is 5460 A, the value of lemda for tungsten is respectively. If the threshold wavelength lemda for sodium is 5460 A the value of lemda for tungsten is The work functions for tungsten and [...]
IN the previous problem, what will be acceleration of the system ( in m/s^2 ) ?
14
Oct
IN the previous problem, what will be acceleration of the system ( in m/s^2 ) ? In the previous problem what will be acceleration of the system ( in m/s^2 ) ? October 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Five volt of stopping potential is needed for the photoelectrons emitted out of a surface of work function 2.2 eV by the radiation of wavelength
14
Oct
Five volt of stopping potential is needed for the photoelectrons emitted out of a surface of work function 2.2 eV by the radiation of wavelength Five volt of stopping potential is needed for the photoelectrons emitted out of a surface of work function 2.2 eV by the radiation of wavelength October 14, 2020 Category: Uncategorised [...]
In the previous problem, what will be force with which system moves ? ( use root 2 = 1.4 )
14
Oct
In the previous problem, what will be force with which system moves ? ( use root 2 = 1.4 ) In the previous problem what will be force with which system moves ? ( use root 2 = 1.4 ) October 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If 5% of the energy supplied to a bulb is irradiated as visible light, how many quanta are emitted per second by a 100 W lamp? Assume wavelength of visible light as 5/6 * 10^-5 cm.
14
Oct
If 5% of the energy supplied to a bulb is irradiated as visible light, how many quanta are emitted per second by a 100 W lamp? Assume wavelength of visible light as 5/6 * 10^-5 cm. how many quanta are emitted per second by a 100 W lamp? Assume wavelength of visible light as 5/6 [...]
A cesium photocell, with a steady potential difference of 60 V across it, is illuminated by a small bright light placed 1 m away. When the same light is placed 2 m away, the electrons
14
Oct
A cesium photocell, with a steady potential difference of 60 V across it, is illuminated by a small bright light placed 1 m away. When the same light is placed 2 m away, the electrons A cesium photocell is illuminated by a small bright light placed 1 m away. When the same light is placed [...]
A proton when accelerated through a potential difference of V volt has a wavelength lemda associated with it. An alpha particle in order to have the same lemda must be accelerated
14
Oct
A proton when accelerated through a potential difference of V volt has a wavelength lemda associated with it. An alpha particle in order to have the same lemda must be accelerated A proton when accelerated through a potential difference of V volt has a wavelength lemda associated with it. An alpha particle in order to [...]
IN the previous problem, if time period , T = 2 Pie m/BQ where Q is the charge o f the particle and m is its mass, the ratio of time spent by the particle in the field when theta is positive to when theta is negative is given by
14
Oct
IN the previous problem, if time period , T = 2 Pie m/BQ where Q is the charge o f the particle and m is its mass, the ratio of time spent by the particle in the field when theta is positive to when theta is negative is given by if time period In the [...]
To the right of line PQ is a uniform magnetic field B. B1A is the line of incidence of a charged particle, which comes out of the field along DE ; CA and DF are the normals at A and D. B1AC = theta . Angle measured from CA in clockwise direction is taken as positive . what will be the value of theta so that angle subtented by the part of the circle ( along which charged particles moves in the field ) at its centre and facing the circle is less than pie?
14
Oct
To the right of line PQ is a uniform magnetic field B. B1A is the line of incidence of a charged particle, which comes out of the field along DE ; CA and DF are the normals at A and D. B1AC = theta . Angle measured from CA in clockwise direction is taken as [...]
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0) is placed in x−y plane as shown in figure. The force on semicircular wire will be ,
2 ,
A uniform magnetic field B =(3 i ^ +4 j ^ + k ^ ) exists in region of space. A semicircular wire of radius 1 m carrying current 1 A having its centre at (2 ,
To the right of line PQ is a uniform magnetic field B. B1A is the line of incidence of a charged particle ,
Two rectangular plates A and B placed at a distance 2a apart ,
A magnetic field B exists between OA and OB . Inclined at an angle theta, a charged particle strikes at point A on surface OA. at a distance ( 2 K cos theta ) / ( qvB ) from O, where K is kinetic energy , q is the charge and v is the velocity of the particle . At what angle with horizontal ( measured from end B ) will the charged particle emergr from OB?
14
Oct
A magnetic field B exists between OA and OB . Inclined at an angle theta, a charged particle strikes at point A on surface OA. at a distance ( 2 K cos theta ) / ( qvB ) from O, where K is kinetic energy , q is the charge and v is the velocity [...]
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a charged particle strikes at point A on surface OA. at a distance ( 2 K cos theta ) / ( qvB ) from O ,
A magnetic field B exists between OA and OB . Inclined at an angle theta ,
q is the charge and v is the velocity of the particle . At what angle with horizontal ( measured from end B ) will the charged particle emergr from OB? ,
where K is kinetic energy ,