2008
Which of the following statements about wave is not correct? i. A wavefront is a line which contains all particles whose vibration are in phase. ii. The direction of propagation of a wave is the link drawn parallel to…
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2008 WAEC SSCE Physics Past Questions
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2008
When light from a source is sent through a gas. i. certain wavelengths are absorbed. ii. a dark line is left. Which of the following is/are correct?
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2008
Three capacitors each of capacitance 18\(\mu F\) are connected in series. Calculate the effective capacitance of the capacitors
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2008
Nuclear fission is preferred to nuclear fusion in the generation of energy because
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2008
A radioactive element has a decay constant of 0.077s-1, calculate its half life
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2008
Which of the following statements distinguishes thermal conduction for convection? i. Conduction requires a material medium while convection does not ii. In convection, there is actual motion of hot material, while in…
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2008
Which of the following factors can affect the speed of sound in air? i. The temperature of the surrounding ii. The direction of the wind iii. The pitch of the sound.
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2008
A car travelling with a uniform velocity of 30ms-1 along a horizontal road overcomes a constant frictional force of 600N. Calculate the power of the engine of the car
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2008
which of the following statements about Archimedes' principle is correct? The upthrust on a body is a measure of the
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2008
Which of the following sets of quantities is fundamental?
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2008
The diagram above illustrates a Hare's apparatus. \(\mathit{e}_1, \mathit{e}_2\) represent densities and \(\mathit{h}_1, \mathit{h}_2\) heights of columns of liquids. Which of the following equations is correct?
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2008
A very sensitive spring balance was used to determine the weight of an object at the north pole. When the same spring balance was used to measure the weight of the same object at the equator, it was found to reduce. The…
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2008
A rectangular block of dimensions 2.0m x 1.0m x 0.5m weighs 200N. calculate the maximum pressure exerted by the block on a horizontal floor.
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2008
A ball is dropped and it hits the floor at a point A. It rebounds upward to a point B. While moving from A to B its
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2008
An object of mass 2kg moving with a velocity 3ms-11 collides head-on with another object of mass 1kg moving in the opposite direction with a velocity of 4ms-1. If the objects stick together after collision, calculate the…
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2008
The mass attached to a string is moving in a circular path. If the speed is doubled, the tension in the string will be
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2008
The diagram above represents the displacement-time graph of the motion of an object thrown upwards. The velocity of the object at the point P is
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2008
A metal rod of length 50cm is heated from 40oC to 80oC. If the linear expansivity of the material is \(\alpha\), calculate the increase in length of the rod (in metres) in terms of \(\alpha\)
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2008
The design of the thermostat of an electric iron is based on the
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2008
Which of the following equations for the efficiency of a machine is correct?
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