Electron Emission, Photo Electric Effect (Threshol Frequency Stopping Potential)
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Dual nature of radiation and Matter

142030 The number of photoelectrons emitted per unit area and unit time is directly proportional to [given that $\mathrm{V}>\mathrm{V}_{\mathbf{0}}$ ]

1 Threshold frequency
2 Frequency of the incident radiation
3 Intensity of incident radiation
4 Density of the metal irradiated
Dual nature of radiation and Matter

142036 When light of frequency $v$ incidents on two metallic plates $A$ and $B$, photo electrons are emitted. If the work function of $A$ is more than that of $B$, the correct curve of the following curves drawn between stopping potential $V$ and incident frequency $v$ is

1
2
3
4
Dual nature of radiation and Matter

142043 An energy of $13.6 \mathrm{eV}$ is equal to

1 $0518 \times 10^{-25} \mathrm{kcal}$
2 $6.04 \times 10^{-25} \mathrm{kWh}$
3 $2.17 \times 10^{-10} \mathrm{~J}$
4 $2.17 \times 10^{-18} \mathrm{kN}-\mathrm{m}$
Dual nature of radiation and Matter

142049 The maximum kinetic energy of emitted photoelectrons depends on :

1 intensity of incident radiation
2 frequency of incident radiation
3 speed of incident radiation
4 number of photons in the incident radiation
Dual nature of radiation and Matter

142030 The number of photoelectrons emitted per unit area and unit time is directly proportional to [given that $\mathrm{V}>\mathrm{V}_{\mathbf{0}}$ ]

1 Threshold frequency
2 Frequency of the incident radiation
3 Intensity of incident radiation
4 Density of the metal irradiated
Dual nature of radiation and Matter

142036 When light of frequency $v$ incidents on two metallic plates $A$ and $B$, photo electrons are emitted. If the work function of $A$ is more than that of $B$, the correct curve of the following curves drawn between stopping potential $V$ and incident frequency $v$ is

1
2
3
4
Dual nature of radiation and Matter

142043 An energy of $13.6 \mathrm{eV}$ is equal to

1 $0518 \times 10^{-25} \mathrm{kcal}$
2 $6.04 \times 10^{-25} \mathrm{kWh}$
3 $2.17 \times 10^{-10} \mathrm{~J}$
4 $2.17 \times 10^{-18} \mathrm{kN}-\mathrm{m}$
Dual nature of radiation and Matter

142049 The maximum kinetic energy of emitted photoelectrons depends on :

1 intensity of incident radiation
2 frequency of incident radiation
3 speed of incident radiation
4 number of photons in the incident radiation
Dual nature of radiation and Matter

142030 The number of photoelectrons emitted per unit area and unit time is directly proportional to [given that $\mathrm{V}>\mathrm{V}_{\mathbf{0}}$ ]

1 Threshold frequency
2 Frequency of the incident radiation
3 Intensity of incident radiation
4 Density of the metal irradiated
Dual nature of radiation and Matter

142036 When light of frequency $v$ incidents on two metallic plates $A$ and $B$, photo electrons are emitted. If the work function of $A$ is more than that of $B$, the correct curve of the following curves drawn between stopping potential $V$ and incident frequency $v$ is

1
2
3
4
Dual nature of radiation and Matter

142043 An energy of $13.6 \mathrm{eV}$ is equal to

1 $0518 \times 10^{-25} \mathrm{kcal}$
2 $6.04 \times 10^{-25} \mathrm{kWh}$
3 $2.17 \times 10^{-10} \mathrm{~J}$
4 $2.17 \times 10^{-18} \mathrm{kN}-\mathrm{m}$
Dual nature of radiation and Matter

142049 The maximum kinetic energy of emitted photoelectrons depends on :

1 intensity of incident radiation
2 frequency of incident radiation
3 speed of incident radiation
4 number of photons in the incident radiation
Dual nature of radiation and Matter

142030 The number of photoelectrons emitted per unit area and unit time is directly proportional to [given that $\mathrm{V}>\mathrm{V}_{\mathbf{0}}$ ]

1 Threshold frequency
2 Frequency of the incident radiation
3 Intensity of incident radiation
4 Density of the metal irradiated
Dual nature of radiation and Matter

142036 When light of frequency $v$ incidents on two metallic plates $A$ and $B$, photo electrons are emitted. If the work function of $A$ is more than that of $B$, the correct curve of the following curves drawn between stopping potential $V$ and incident frequency $v$ is

1
2
3
4
Dual nature of radiation and Matter

142043 An energy of $13.6 \mathrm{eV}$ is equal to

1 $0518 \times 10^{-25} \mathrm{kcal}$
2 $6.04 \times 10^{-25} \mathrm{kWh}$
3 $2.17 \times 10^{-10} \mathrm{~J}$
4 $2.17 \times 10^{-18} \mathrm{kN}-\mathrm{m}$
Dual nature of radiation and Matter

142049 The maximum kinetic energy of emitted photoelectrons depends on :

1 intensity of incident radiation
2 frequency of incident radiation
3 speed of incident radiation
4 number of photons in the incident radiation