2015
With the camera’s other settings fixed, the instantaneous light intensity at the film while the shutter is fully open depends on the:i. brightness of the objectii. diameter of the aperture stopiii. shutter speedWhich sta…
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2015 WAEC SSCE Physics Past Questions
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2015
On which of the following factors does the viscosity of a liquid depend? i. Nature of the liquid. ii. Temperature of the liquid. iii. Area of the liquid surface
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2015
Which of the following physical quantities is correctly paired with it's corresponding S.I unit?
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2015
An object is placed 10cm from a converging lens of focal length 15cm. Calculate the magnification of the image formed
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2015
Which of the following statements about mass and weight are correct? i. Weight is the force of gravity on a body. ii. The mass of a body is the quantity of matter in the body. iii. The weight of a body is greatest at th…
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2015
The resultant force in a couple is
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2015
According to the law of flotation, an object floating freely at rest displaces
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2015
The barometric reading at a place is \(73.5\,\mathrm{cmHg}\). Calculate the absolute pressure at a point \(30\,\mathrm{m}\) below the surface of water in a reservoir open to the air. Choose the closest value.Use \(g=10\,…
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2015
Materials that can be stretched and still return to their original forms when the stresses are removed are said to be
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2015
Two strings each inclined at an angle 30o to the horizontal are used to hold a bucket of water weighing 20N. Calculate the tension in each string.
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2015
In a school compound a girl walks 40km due east from the laboratory to the staff room to submit her report. Then she returns and walks 30m due north to her classroom. Determine the magnitude of her displacement from the…
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2015
In the usual gravity model, which example shows passive stable equilibrium after a small displacement?
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2015
A body is projected with an initial speed \(u\) at an angle \(\theta\) above the horizontal. Ignoring air resistance and taking gravity as constant, the time taken by it to reach its maximum height is given by the expres…
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2015
For a straight-line relationship between velocity and time, which quantity is given by change in velocity divided by change in time?
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2015
Water is unsuitable for use as a thermometric liquid because it
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2015
The crackling noise produced by aluminum roofing sheets on a house during a hot sunny day is a result of
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2015
A body of mass 1000kg is released from a height of 10m above the ground. Determine its kinetic energy just before it strikes the ground .[g = 10ms-2]
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2015
A uniform bar AB is balanced on a knife-edge which is 60cm from B by a mass of 22g which hangs at C 10cm from A. Calculate the mass of the bar.
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2015
A bullet fired vertically upwards reaches a height of 500m. Neglecting air resistance, calculate the magnitude of the initial velocity of the bullet. [g = 10ms-2]
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2015
In an experiment in which a molten substance is allowed to cool, the cooling curve above was obtained. The temperature 60oC is known as the
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