2017
The diagram above illustrates a wave setup between two fixed ends 4.0m apart. If the speed of the wave is 1.0\(ms^{-1}\), its wavelength and frequency respectively are
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2017 WAEC SSCE Physics Past Questions
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2017
A ray of light incident at an angle \(\theta\) in a rectangular prism grazes the surface of the prism on emerging from the prism. Determine the value of the angle. [Absolute refractive index of the material of the prism…
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2017
Plane waves through a narrow gap emerge as circular waves. This phenomenon is known as
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2017
Consider the wave equation: \(y = 10sin(x - 50t)\), What does the number 10 represent?
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2017
Which of the following statements about the 3rd overtone of a vibrating air column of an open pipe is correct? It has
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2017
A rainbow is formed when sunlight is incident on water droplets suspended in the air due to
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2017
The diagram above illustrates two waves of equal amplitudes A and frequencies approaching each other. When the two waves meet at a point I midway between them, the vertical displacement of the resulting wave will be
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2017
A vapour whose molecules are in dynamic equilibrium with those of its own liquid is said to be
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2017
The maximum density of water occurs at a temperature of
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2017
Thermal energy added or removed from a substance that changes the state of the substance is called
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2017
A motor of a corn mill machine operates on electrical energy of \(1.44 \times 10^{5}\)J. If one-quarter of the energy is wasted on sound and heat, determine the efficiency of the machine.
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2017
Which of the following devices converts light energy to electrical energy?
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2017
The diagram above illustrates a beaker of water being heated. It is observed that as the bubbles rise they get bigger in size.The reason for this observation is
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2017
A plane is inclined at an angle \(\theta\) to the horizontal. Its velocity ratio is
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2017
Ice of mass 50g at 0°C was completely melted by 70% of the total heat energy supplied. Calculate the total heat energy supplied [Specific latent heat of fusion of ice = 336\(Jg^{-1}\)]
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2017
Which of the following graphs correctly represents the relationship between the kinetic energy (K.E) and the displacement (d) from point of release of a swinging pendulum bob?
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2017
A body can undergo the following types of motion except
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2017
The angle at which a projectile must be fired to cover maximum range is
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2017
A motorist travelling at 72\(kmh^{-1}\) had his eyes shut for 0.4s during a hard sneeze. Calculate the distance covered by him during this time interval.
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2017
A body is whirled round a circular path at constant speed. Which of the following diagrams correctly indicates the direction of the body's velocity (v) and its acceleration (a)?
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