Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. JAMB
  4. /
  5. Physics
  6. /
  7. 2000
  8. /
  9. Q0
Question 0

If the force and the velocity on a system are each reduced simultaneously by half, the power of the system is

  • A.doubled
  • B.reduced to a quarter
  • C.reduced by half
  • D.constant
  • E.
Objective

Question details

Exam body
JAMB
Subject
Physics
Year
2000
Question no.
#0
Type
Objective
Previous · Q0At a fixed point below a liquid surface, the pressure downwards is P 1 and… Next · Q0 A catapult used to hold a stone of mass 500g is extended by 20cm with an applied…

More from this paper

  • Q0When a ship sails from salt water into fresh water, the fraction of its volume…
  • Q0I. Its velocity is constant II. No work is done on the body III. It has constant…
  • Q0The velocity ratio of a machine is 5 and its efficiency is 75%. What effort…
  • Q0A stream is flowing at 0.75ms -1 and a boat heading perpendicular for the stream…
  • Q0A rope is being used to pull a mass of 10kg vertically upward. Determine the…
  • Q0I. The frictional force is independent of the area of the surfaces in conduct…
See all Physics 2000 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