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Past Questions
Question 1791
jamb 1984
a
high-energy electromagnetic waves
b
protons
c
streams of electrons
d
neutrons
e
radio waves
Question 1792
jamb 1984
a
the horn of a motor car
b
an A.C. generator
c
a microphone
d
the telephone
e
radio waves
Question 1793
jamb 1984
a
i and ii
b
i and iii
c
ii and iv
d
ii and iii
e
i, ii and iii
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