2007
Which of the following wave is electromagnetic?
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2007 WAEC SSCE Physics Past Questions
2007
The pressure of a fixed mass of an ideal gas at 27oC is 3 pa. The gas is heated at a constant volume until its pressure is 5 pa. Determine the new temperature of the gas.
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2007
According to the kinetic theory of gasses, which of the following property of a gas can be affected by the collision of the gas molecule with the walls of the container?
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2007
A rectangular glass prism of thickness d and absolute refractive index n is placed on a point object which is viewed vertically downward from above the prism. Which of the following expressions correctly defines the appa…
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2007
When an object is placed at the centre of curvature of a concave mirror, its image is formed at
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2007
In which of the following piece of apparatus is the radius of curvature equal to twice the focal length?
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2007
An object is placed 10cm in front of a plane mirror. If it is moved 8cm away father away from the mirror, determine the distance of the final image from the mirror
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2007
Which of the following phenomena is not a direct consequence of rectilinear propagation of light?
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2007
Which of the following statements is correct about resonance? Resonance occurs when a body
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2007
A dry plastic comb used in combing hair was found to attract pieces of paper and dust. The most probable explanation for this phenomenon is that the comb has been given
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2007
Which of the following statements about sound wave is not correct? Sound waves can be
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2007
A sounding tuning fork is brought near the open end of a pipe containing air and the loudness of the sound is observed to increase. This observation is due to
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2007
Which of the following electromagnetic wave can be detected by its heating effect?
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2007
Five 80-W and three 100W are run for 8 hours. If the cost of energy is N5.00 per unit, calculate the cost of running the lamp. [1 unit = 1 kWh]
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2007
A bulb marked 240V, 40W is used for 30 minutes. Calculate the heat generated
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2007
Which of the following operations does not represent an action of a force field?
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2007
Which of the following components is used for storing electric charges?
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2007
There is always an uncertainty involved in any attempt to measure the position and momentum of an electron simultaneously. This statement is known as the
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2007
The correct sequence of energy transformation in the operation of an x-ray tube is i. X-rays ii. Kinetic energy of thermo electrons iii. Potential energy of the target atoms iv. Heat energy of the emitted electrons
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2007
The number of protons in an element increased by one after a radioactive decay. The element must have decay by emitting
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