Physics 1998 WAEC 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

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

NECO offline past questions - All questions, answers & explanations in one app 25712

WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709

When light from a source is sent through a gas
I. Certain wavelengths are absorbed.
II. an emission line spectrum results.
III. A dark line is left.
Which of the following is/are correct?

A. i only
B. iii only
C. i and ii only
D. i and iii only
E. ii and iii only

View Answer & Discuss (2) WAEC 1998

The diagram above represents a section of a pair of vernier calipers. The reading on the instrument is

A. 5.22cm
B. 5.24cm
C. 5.26
D. 5.35

View Answer & Discuss (3) WAEC 1998

The process of increasing the energy of an atom via inelastic collision with an electron is known as

A. ionization
B. excitation
C. field emission
D. photoemission
E. thermonic emission

View Answer & Discuss WAEC 1998

A radioactive nuclide of proton number X emits a \(\beta\)-particle to form a new nuclide to proton number Y. The correct equation relating X and Y is

A. X = Y - 1
B. X = Y + 1
C. X = 1 - Y
D. X = \(\frac{1}{y}\)
E. X = Y

View Answer & Discuss (12) WAEC 1998

The frictional effect between the layers of a moving fluid is called

A. capillarity
B. turbulence
C. diffusion
D. osmosis
E. viscosity

View Answer & Discuss WAEC 1998

Start a Free Practice Test

Physics 1998 WAEC Past Questions

Subjects

Sign In