2017
Radio waveMicro waveInfrared wavePQRGamma RayThe table above shows the components of electromagnetic spectrum in order of increaasing frequency.Which of the following sets correctly identifies P, Q, R respectively?
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2017 WAEC SSCE Physics Past Questions
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2017
Which of the following statements about Gamma radiation is correct? Gamma radiation can
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2017
n = \(\alpha\)0.06eVE=3-1.6eVE=2-3.7eVE=1-5.5eVE=0-10.4eVThe energy levels in the mercury atom is illustrated in the table above. Calculate the ionisation energy of the atom.
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2017
The nucleon number of an atom is the total number of
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2017
Which of the following pairs of concepts constitutes complementary variables as expressess by the Heinsberg uncertainty principle?
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2017
The opposition offered to an alternating current in a C-R series circuit is known as
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2017
The diagram above illustrates two charged bodies, X and Y separated by a distance r. Each body has charge q and mass m. Which of the following statements about the electrostatic force \(F_{e}\) and gravitational force \(…
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2017
The main reason why a.c. is transmitted at very high voltage and low current is that
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2017
A battery of e.m.f 3.0V is connected across a potentiometer wire AB of length 10\(\Omega m^{-1}\) as illustrated in the diagram above. If the jockey J makes contact at the 30cm mark, determine the resistance of length AJ…
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2017
A lamp rated 100W, 240V is lit for 5hours. Calculate the cost of lighting the lamp if 1kWh of electrical energy cost N5.
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2017
A transformer connected to a 240\(V_{r.m.s}\) has 3000 turns in its primary coil and 500 turns in its secondary coil. Calculate the output voltage.
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2017
The diagrams above illustrate electrical connections to the element of an electric pressing iron.In which of the connections is the fuse correctly fixed?
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2017
Which of the following statements is/ are correct?I. Gravitational potential due to a mass at a point a distance r away is proportional to \(r^{2}\)II. Gravitational field strength is a vector quantityIII. Gravitational…
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2017
A circuit is set up as shown in the diagram above. When the key is closed, the ammeter reading will be
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2017
Which of the following objects is not a conductor of electricity?
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2017
The force per unit charge experienced at a point in a field is the
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2017
Two bar magnets are placed near each other. Which of the following diagrams correctly illustrates the magnetic field pattern formed by the pair?
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2017
The inverse of the time required for a wave to complete one full cycle is called
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2017
A converging lens of focal length 10cm forms an erect image three times the size of the real object. Calculate the distance between the image and the object.
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2017
Two plane mirrors are inclined at an angle 20° to each other. Determine the number of images formed when an object is placed between them.
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