Physics Past Questions

Exam Type:

Exam year:

Question Type:

Topics:

Clear Selections
Change Subject Post a Question Check Syllabus Study My Bookmarks Past Questions Videos Watch Video Lessons Download App

Your School's Whatsapp Group - Join Us now

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

3186

Which material is best for making a permanent magnet?

A. aluminium
B. cobalt
C. copper
D. soft iron
E. steel

View Answer & Discuss (3) NECO 2001

3187

A cell can supply currents of 0.60 A and 0.30 A through a 2.0 ω and a 5.0 ω resistor respectively. What is the internal resistance of the cell?

A. 0.2 ω
B. 0.4 ω
C. 1.0 ω
D. 3.0 ω
E. 9.0 ω

View Answer & Discuss (3) NECO 2001

3188

Which statement is a correct consequence of the uncertainly principle?

A. A particle’s kinetic energy cannot be measured accurately at any time
B. Both momemtum and energy of a particle can be known with absolute certainly
C. It is possible to measure exactly both the position and momentum of a particle at the same time
D. The complete knowledge of the position of a particle implies the complete ignorance of its energy
E. The uncertainty in our knowledge of energy and the duration taken to measure it, are each less than Planck’s constant.

View Answer & Discuss (7) NECO 2001

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

3189

Which statements(s) is/are NOT true?

I. A saturated vapour is one that is in equilibrium with its liquid in a closed space. II. A vapour contains molecules with varying kinetic energy and their distances apart are smaller than those of the molecules of a liquid
III. Relative Humidity = \(\frac{\text{Saturated vapour pressure at dew point}} {\text{Saturated vapour pressure at air temperature}}\) x 100%

IV. The saturated vapour pressure of water increases with temperature