Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. UNN
  4. /
  5. Physics
  6. /
  7. 2017/2018
  8. /
  9. Q3
Question 3

The range of wavelength of the visible spectrum is 400nm to 700nm. The wavelength of gamma rays is

  • A.shorter than 700nm but longer than 400nm
  • B.longer than 700nm
  • C.shorter than 400nm
  • D.550nm
Objective

Question details

Exam body
UNN
Subject
Physics
Year
2017/2018
Question no.
#3
Type
Objective
Previous · Q2A moving coil galvanometer of 300 ohms resistance gives full scale deflection of… Next · Q4 If the relative density of a metal is 19, what will be the mass of 20cm 3 of the…

More from this paper

  • Q1The force on a current carrying conductor in a magnetic field is greatest when…
  • Q5Vapour is said to be saturated when
  • Q6When a transformer has more secondary windings than primary windings, it
  • Q7When light is incident on an object which is magenta in colour, which of the…
  • Q8Which of the following statements about friction is NOT correct?
  • Q9Electrical power is transmitted at a high voltage rather than low voltage…
See all Physics 2017/2018 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