Blue light has a frequency of approximately 6-0 - 1014 hertz- A photon of blue light will have a

The correct option is A 4.0 × 10^ 19 J Frequency of the blue light #160; #160; ν = 6× 10^14 Hz Energy of photon #160; #160; E = 6.626× 1 ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Physics

I vs V - Varying Frequency

Blue light ha...

Question

Blue light has a frequency of approximately $6.0 \times 10^{14}$ hertz. A photon of blue light will have a

4.0 \times 10^{- 19} J

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

1.1 \times 10^{- 48} J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

6.0 \times 10^{- 34} J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

none

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $4.0 \times 10^{- 19} J$
Frequency of the blue light $ν = 6 \times 10^{14} H z$
Energy of photon $E = 6.626 \times 10^{- 34} \times 6 \times 10^{14} = 4 \times 10^{- 19} J$
Correct answer is option A.

Suggest Corrections

Similar questions

Q. The frequence of a photon having energy

100

eV is?(Take

h = 6.2 \times 10^{- 34} J s; 1 e V = 1.6 \times 10 - 19 J

Q. Monochromatic light of frequency

6.0 \times 10^{14}

Hz is produced by a laser. The power emitted is

2 \times 10^{- 3}

W. The number of photons emitted, on the average, by the source per second is:

The work function of a metal is 2.5 $\times 10^{- 19}$ J. (a) Find the threshold frequency for photoelectric emission. (b) If the metal is exposed to a light beam of frequency $6.0 \times 10^{14}$ Hz, what will be the stopping potential ?

Q. A sodium street light gives off yellow light that has a wavelength of 600 nm. Then
( h =

6.6 \times 10^{- 34}

J.s)

Q. Monochromatic light of frequency of

6 \times 10^{14} H z

is produced by a laser. Power emitted is

2 \times 10^{- 3} W .

Approximately how many photons per second are emitted by the source?

Join BYJU'S Learning Program

Blue light has a frequency of approximately 6.0×1014 hertz. A photon of blue light will have a

The correct option is A 4.0×10−19JFrequency of the blue light ν=6×1014 HzEnergy of photon E=6.626×10−34×6×1014=4×10−19 JCorrect answer is option A.

Blue light has a frequency of approximately $6.0 \times 10^{14}$ hertz. A photon of blue light will have a

The correct option is A $4.0 \times 10^{- 19} J$
Frequency of the blue light $ν = 6 \times 10^{14} H z$
Energy of photon $E = 6.626 \times 10^{- 34} \times 6 \times 10^{14} = 4 \times 10^{- 19} J$
Correct answer is option A.