0
You visited us 0 times! Enjoying our articles? Unlock Full Access!
Question

# Light of wave length 5000 Angstrom falls on a sensitive plate with photoelectric work function of 1.9 eV. The maximum kinetic energy of the photo electron emitted will be..1.16 eV2.38 eV0.58 eV2.98 ev

A
0.58 eV
B
2.98 ev
C
1.16 eV
D
2.38 eV
Solution
Verified by Toppr

#### Work function of plate ϕ=1.9 eVWavelength of incident photon λ=5000 Ao=500 nmEnergy of the incident photon Eincident=1240λ(in nm) eV⟹ Eincident=1240500=2.48 eVMaximum kinetic energy of photon emitted K.Emax=Eincident−ϕ⟹ K.Emax=2.48−1.9=0.58 eV

24
Similar Questions
Q1
Light of wave length 5000 Angstrom falls on a sensitive plate with photoelectric work function of 1.9 eV. The maximum kinetic energy of the photo electron emitted will be..
View Solution
Q2

Light of wavelength 5000 A falls on a sensitive plate with photoelectric work function of 1.9 eV. The kinetic energy of the photoelectron emitted will be

View Solution
Q3
Light of wavelength 5000 Å falls on a sensitive plate with photoelectric work function of 1.9 eV. The kinetic energy of the photoelectron emitted will be
[CBSE PMT 1998]

0.58 eV

• 1.24 eV
• 2.48 eV

• 1.16 eV
• View Solution
Q4

Light of wavelength 5000 A falls on a sensitive plate with photoelectric work function of 1.9 eV. The kinetic energy of the photoelectron emitted will be

View Solution
Q5
Light of wavelength 5000 Ao falls on a sensitive plate with photoelectric work function 1.9eV. The maximum kinetic energy of the photoelectrons emitted will be
View Solution