Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. JAMB
  4. /
  5. Physics
  6. /
  7. 2011
  8. /
  9. Q0
Question 0

The electrical properties of germanium can be altered drastically by the addition of impurity. This process is referred to as

  • A.saturation
  • B.bonding
  • C.amplification
  • D.dopping
  • E.
Objective

Question details

Exam body
JAMB
Subject
Physics
Year
2011
Question no.
#0
Type
Objective
Previous · Q0A radioactive isotope has a decay constant of 10 -5 s 4 . Calculate half life Next · Q0 If the threshold frequency for tungsten is 1.3 x 10 15 Hz, what is its work…

More from this paper

  • Q0A man standing on a lift that is descending does not feel any weight because
  • Q0Two balls X and Y weighing 5 g and 50 kg respectively were throne up vertically…
  • Q0If it takes an object 3s to fall freely to the ground from a certain height…
  • Q0An object of mass 2 kg moves with a velocity of 10 ms 1 round at circle of…
  • Q0A carpenter on top of a roof of 20.0m high dropped a hammer of mass 1.5 kg and…
  • Q0If a tube of small radius opened at both ends is placed in a liquid, the liquid…
See all Physics 2011 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy