BHU-UET SERIES Physics
Photoelectric Effect
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
1
2010 2
2009 Chapter Questions 3 MCQs
01
PYQ 2009
medium
physics ID: bhu-uet-
A charged dust particle of radius is located in a horizontal electric field having an intensity of . The surrounding medium is air with coefficient of viscosity . If this particle moves with a uniform horizontal speed . Find the number of electrons on it.
1
10
2
20
3
30
4
40
02
PYQ 2009
medium
physics ID: bhu-uet-
Ultraviolet light wavelength and intensity falls on the surface of a photoelectric material. If one percent of the incident photons produce photoelectrons, then the number of photoelectrons emitted per second from an area of of the surface is nearly
1
2
3
4
03
PYQ 2010
medium
physics ID: bhu-uet-
An oxide coated filament is useful in vacuum tubes because essentially
1
it has high melting point
2
it can withstand high temperature
3
it has good mechanical strength
4
it can emit electrons at relatively lower temperature
About Photoelectric Effect - BHU-UET
Photoelectric Effect is a vital chapter for BHU-UET aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
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Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
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Review the topic breakdown to see which sub-topics within Photoelectric Effect carry the most weight. Then, tackle the questions iteratively to solidify your understanding.