Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Physics
  6. /
  7. 2003
  8. /
  9. Q35
Question 35

The maximum power dissipated by a 100\(\Omega\) resistor in a circuit is 4W. Calculate the voltage across the resistor

  • A.10V
  • B.20V
  • C.25V
  • D.400V
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
2003
Question no.
#35
Type
Objective
Previous · Q34A lamp is rated 240V 60W, calculate the resistance of its filament Next · Q36 One difference between a reactance and a resistance in an alternating current…

More from this paper

  • Q31Two identical cells each of e.m.f 2v and internal resistance 1.0\(\Omega\) are…
  • Q32Which of the following factors does not affect the the electric resistance of a…
  • Q33A current of 10A passes through a conductor for 10s, calculate the charge…
  • Q37The direction of induced current in a straight wire placed in magnetic field is…
  • Q38Which of the following statements about an electromagnet is correct?
  • Q39Which of the following statements is not true of the isotopes of an element?…
See all Physics 2003 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