Use 1/2mv2max=hv??? and W=hVo
74) The work function of a metal is 4Ev. For emitting photoelectrons of zero velocity from the surface of this metal, the wavelength of incident light required must be
Answer is:
3100 Ao
Explanation:
Related Dual Nature of Radiation MCQ with Answers
Answer is:
straight line parallel to frequency axis
Explanation:
The curve drawn between velocity and frequency of a photon in vacuum will be a straight line parallel to frequency axis
Answer is:
centrifugal force
Explanation:
fat can be seperated by using centrifugal method
Answer is:
surface tension
Explanation:
A liquid drop tends to assume a spherical shape because of? surface tension
Answer is:
white
Explanation:
white represents highest temperature