Dual Nature Of Radiation And Matter

Physics
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The work function of a metal

A
Is different for different metals
B
Is the same for all the metals
C
Depends on the frequency of the light
D
Depends on the intensity of the incident light
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The process of photoelectric emission depends on

A
Temperature of incident light
B
Nature of surface
C
Speed of emitted photo electrons
D
Speed of the incident light
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The best suitable metal for photoelectric effect is:

A
Iron
B
Steel
C
Aluminium
D
Cesium
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Einstein’s photoelectric equation states that
, In this equation refers to :

A
Kinetic energy of all ejected electrons
B
Mean kinetic energy of emitted electrons
C
Minimum kinetic energy of emitted electrons
D
Maximum kinetic energy of emitted electrons
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The wavelength of matter waves does not depend on

A
Momentum
B
Velocity
C
Mass
D
Charge
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De-Broglie wavelength depends on

A
Mass of the particle
B
Size of the particle
C
Material of the particle
D
Shape of the particle
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Matter waves are:

A
Electromagnetic waves
B
Mechanical waves
C
Either mechanical or electromagnetic waves
D
Neither mechanical nor electromagnetic waves
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The Einstein’s photo-electric equation is based upon the conservation of

A
Mass
B
Momentum
C
Angular momentum
D
Energy
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