1985
Which of the following statements are NOT correct?
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1985 JAMB UTME Physics Past Questions
1985
A good calorimeter should be of
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1985
Two thermo flasks of volume Vx and Vy are filled with liquid water at an initial temperature of 0oC. After sometime the temperature were found to be 9x, 9y, respectively. Given that \(\frac{Vx}{Vy}\) = 2 and \(\frac{\the…
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1985
Water shows anomalous behaviour
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1985
A 45o triangular glass prism can be used as a reflector of light because
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1985
An object is placed 15cm in front of a concave mirror of radius 40cm. The image formed
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1985
If the fundamental frequency of a closed pipe organ on a day when the speed of sound is 340ms-1 is 170Hz, then the length of the pipe is
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1985
When a sound wave passes from air into water its
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1985
In order to find the depth of the sea, a ship sends out a sound wave and receives an echo after one second. If the velocity of sound in water is 1500ms-1, what is the depth of the sea?
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1985
If the distance between two stationary charged particle is doubled, the magnitude of the electro-static force between them will be
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1985
A charge of one coulomb liberates 0.0033g of copper in an electrolytic process. How long will it take a current of 2A to librate 1.98g of copper in such a process?
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1985
A charge of one coulomb liberates 0.0033g of copper in an electrolytic process. How long will it take a current of 2A to librate 1.98g of copper in such a process?
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1985
A narrow beam of white light can be split up into different colours by a glass prism. The correct explanation is that
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1985
Two rays of light from a point below the surface of water are equally inclined to each other at 60o in water. What is the angle between the rays when they emerge into air? (Take the refractive index of water to be \(\fra…
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1985
A convex mirror is used as a driving mirror because i. its image is erect. ii. it has a large field of view. iii. it has a long focal length. Identify the CORRECT statement(s)
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1985
An electric kettle, connected to a 240V mains, produces 6.0 x 105J of heat energy to boil a quantity of water in 5 minutes. Find the resistance of the kettle.
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1985
A wire P has half the diameter and half the length of a wire Q of similar material. The ratio of the resistance of P to that of Q is
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1985
Which of the following will convert a milliammeter to a voltmeter?
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1985
A cell gives a current of 0.15A through a resistance of 8\(\Omega\) and 0.3A. When the resistance is changed to 3\(\Omega\) the internal resistance of the cell is
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1985
Which of the following methods CANNOT be used to produce a steel magnet? The
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