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Thermionic and photoelectric emissions - Jamb Physics Past Questions and Answers

Jamb Physics Past Questions

Jamb Past Questions and Answers on Thermionic and photoelectric emissions

Question 1:

JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

View Answer & Explanation

Question 2:

JAMB 1987

Which of the following statements is TRUE of photoelectric effect?

A. It cannot occur in liquids
B. The energy of the emitted electrons is independent of the work function of the surface
C. The energy of the emitted electron depends on the wavelength of the incident light
D. The greater the intensity of the incuident light, the greater the incident of the emitted electron

View Answer & Explanation

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