Stopping potential versus frequency graph for a metal surface is a straight line. Planck's const...

Channel:
PW Solutions
Subscribers:
453,000
Published on ● Video Link: https://www.youtube.com/watch?v=-MdhaKqKHrQ


Duration: 2:40
2 views
0

Stopping potential versus frequency graph for a metal surface is a straight line. Planck's constant is given by
(a) slope of line
(b) product of slope of the line and charge of electron
(c) product of \( y \) intercept and mass of electron
(d) product of slope and mass of electron
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-11-19Monochromatic radiation of wavelength \( 640.2 \mathrm{~nm} \) \( \left(1 \mathrm{~nm}=10^{-9} \...
2022-11-19Every metal has a definite work-function. Then, all photoelectrons do not come out with same kin...
2022-11-19For a certain metal, incident frequency \( \nu \) is five times of threshold frequency \( v_{0} ...
2022-11-19Two identical photo cathodes receive light of frequencies \( v_{1} \) and \( v_{2} \). If the ve...
2022-11-19A metallic surface is irradiated by a monochromatic light of frequency \( v_{1} \) and stopping ...
2022-11-19The work function of platinum is \( 6.35 \mathrm{eV} \). The threshold frequency of platinum is ...
2022-11-19Figure represents a graph of kinetic energy \( K \) of photoelectrons and frequency \( v \) for ...
2022-11-19A point source of light is used in an experiment on photoelectric effect. Which of the following...
2022-11-19surface is given by (a) \( O B \times e( \) in \( \mathrm{eV}) \) (b) \( O B \) (in volts) (c) \...
2022-11-19In photoemission, if intensity of radiation falling over surface is very low, then (a) time requ...
2022-11-19Stopping potential versus frequency graph for a metal surface is a straight line. Planck's const...
2022-11-19For incident frequency greater than threshold frequency, photocurrent is proportional to (a) int...
2022-11-19According to Einstein, photoemission occurs only, when (a) incident radiation must be very inten...
2022-11-19Energy \( E \) of emitted photoelectrons ranges from (a) \( h vEK_{\text {max }} \) (b) \( \phi_...
2022-11-19Intensity of light is (a) number of photons falling over an area is \( 1 \mathrm{~s} \) (b) numb...
2022-11-19As kinetic energy \( \left(K_{\max }\right) \) is always positive, so (a) \( h v=\phi_{0} \) (b)...
2022-11-19According to Einstein's equation \( K_{\max } \propto \nu \) because (a) an electron is emitted ...
2022-11-19An electron is emitted from a metal surface, when (a) \( h v\phi_{0} \) (b) \( h v\phi_{0} \) (c...
2022-11-19द्विघात समीकरण \( \sqrt{3} x^{2}+8 x+4 \sqrt{3}=0 \) के मूलों का योगफल एवं गुणनफल ज्ञात करें ।
2022-11-19Maximum kinetic energy \( K_{\max } \) of emitted photoelectrons is determined by (a) total numb...
2022-11-19Which of the following propositions is a tautology ? (A) \( (\sim p \vee \sim q) \vee(p \vee \si...


Tags:
pw