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Two metallic plate A and B , each of are...

Two metallic plate `A` and `B` , each of area `5 xx 10^(-4)m^(2)`, are placed parallel to each at a separation of `1 cm` plate `B` carries a positive charge of `33.7 xx 10^(-12) C` A monocharonatic beam of light , with photoes of energy `5 eV` each , starts falling on plate `A` at `t = 0` so that `10^(16)` photons fall on it per sqare mater for every `10^(6)` incident photons fall on it per square meter per second Assume that one photoelectron is emitted for every `10^(6)` incident photons . Also assume that all the emitted photoelectron are collected by plate `B` and the work function of plate `A` remain constant at the value `2 eV` Determine
(a) the number of photoelectrons emitted up to `i = 10s,`
(b) the magnitude of the electron field between the plate `A` and `B` at `i = 10 s, and`
(c ) the kinetic energy of the most energotic photoelectrons emitted at `i = 10 s ` whenit reaches plate `B`
Negilect the time taken by the photoelectrons to reach plate `B Take epsilon_(0) = 8.85 xx 10^(-12)C^(2)N- m^(2))`

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Two metallic plate A and B , each of area 5 xx 10^(-4)m^(2) , are placed parallel to each at a separation of 1 cm plate B carries a positive charge of 33.7 xx 10^(-12) C A monocharonatic beam of light , with photoes of energy 5 eV each , starts falling on plate A at t = 0 so that 10^(16) photons fall on it per square meter per second. Assume that one photoelectron is emitted for every 10^(6) incident photons fall on it per square meter per second. Also assume that all the emitted photoelectrons are collected by plate B and the work function of plate A remain constant at the value 2 eV Determine (a) the number of photoelectrons emitted up to i = 10s, (b) the magnitude of the electron field between the plate A and B at i = 10 s, and (c ) the kinetic energy of the most energotic photoelectrons emitted at i = 10 s whenit reaches plate B Negilect the time taken by the photoelectrons to reach plate B Take epsilon_(0) = 8.85 xx 10^(-12)C^(2)N- m^(2)

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