2024
Which of the following measuring instruments operates based on the heating effect of electric current?
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2024 JAMB UTME Physics Past Questions
2024
The efficiency of a cell with internal resistance of 2\(\Omega\) supply current to a 6\(\Omega\) resistor is
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2024
Infra-red thermometers work by detecting the
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2024
A force of 10N extends a spring of natural length 1m by 0.02m, calculate the length of the spring when the applied force is 40N.
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2024
Bifocal lens is used to correct the eye defect of
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2024
A monochromatic light is one that
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2024
The simple form of the lead acid accumulator often has a negative pole of
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2024
If the pressure on an enclosed gas is doubled and its temperature rises from 27ºC to 127ºC, then its volume will
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2024
The force of attraction between molecules of the same substance is
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2024
Using the diagram above, calculate the relative density of x, if the density of methanol is 800kgm\(^{-3}\)
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2024
The equivalent capacitance of the capacitors in the circuit above
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2024
If the displacement of a car is proportional to the square of time, then the car is moving with
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2024
The unit of impedance is
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2024
A blacksmith heated a metal whose cubic expansivity is 3.9 x 10\(^{-6}\)K\(^{-1}\). Calculate the area expansivity.
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2024
I clear II sharp III poor IV dark Which of the above happens when the hole of a pinhole camera is diminished?
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2024
When thermal energy in a solid is increased, the change in state is called
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2024
Newton's law of cooling is valid only for a
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2024
A body is pulled on a horizontal surface with a rope inclined at 30º to the vertical. If the effective force pulling the body along the horizontal surface is 15N, calculate the tension on the rope.
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2024
A particular household utilizes three electrical appliances for six hours daily if the appliances are rated 80W, 100W, and 120W respectively. Calculate the electrical bills paid monthly if an average month is 31 days. [1…
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2024
At a pressure of 10\(^5\)Nm\(^{-2}\), a gas has a volume of 20m\(^3\). Calculate the volume at 4 x 10\(^5\)Nm\(^{-2}\) at constant temperature.
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