1988
Which of the following statement is not correct about loaded spiral spring?
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1988 WAEC SSCE Physics Past Questions
1988
What is the effect of using split-rings in a simple d.c motor?
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1988
Which of the following is/are not affected by a magnetic field?I. NeutronsII. Cathode rays III. Alpha particles
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1988
Which of the following is/are not correct about isotopes of an element? The have
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1988
Which of the following is not an electromagnetic radiation?
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1988
Which of the following best explains why a person suffers a more severe burn when his skin is exposed to steam than when boiling water pours on his skin?
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1988
The change of the direction of a wavefront as a result of a change in the velocity of the wave in another medium is called
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1988
It takes 4 minutes to boil a quantity of water using an electrical heating coil. How long will it take to boil the same quantity of water using the same coil if the current is doubled? [Neglect any external heat losses]
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1988
An object is placed between two mirrors which are inclined at an angle of 120° and facing each other. Determine the number of images observed in the two mirrors
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1988
The unit of inductance is
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1988
I. All elements emit and absorb characteristic spectra. II. Spectral analysis is an important method of identifying environmental pollutants. III. The chemical composition of stars could be determined using spectral anal…
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1988
(a) Explain what is meant by: (i) electric field intensity ; (ii) electric lines of force.(b) Two similar but opposite point charges -q and +q each of magnitude \(5 \times 10^{-8} C\) are seperated by a distance of 8.0cm…
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1988
(a) Explain with the aid of a diagram how a converging lens could be used to : (i) ignite a piece of carbon paper ; (ii) produce an enlarged picture on a screen ; (iii) correct an eye defect.(b) What is a mechanical wave…
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1988
(a) Draw a labelled diagram of a vacuum flask. Explain how its construction minimizes heat exchange with the surroundings.(b) State Boyle's law. A thread of mercury of length 15cm is used to trap some air in a capillary…
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1988
(a) Explain with the aid of a diagram what is meant by the moment of a force about a point.(b) State the conditions of equilibrium for a number of coplanar parallel forces. A metre rule is found to balance at the 48cm ma…
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