2005
The current in a reverse-biased junction is due to?
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2005 JAMB UTME Physics Past Questions
2005
When very hot water is poured into two identical thin and thick glass tumblers in equal volumes, the thick one cracks because?
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2005
I. MeltingII. Boiling III. RefractionIV. ConductionWhich combination of the above is evident of the molecular nature of matter?
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2005
The process whereby a liquid turns spontaneously into vapour is called?
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2005
I. reproducibility II. SensibilityIII. High terminal capacityiv. High accuracy The quantities of a good thermometer include?
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2005
The process whereby the molecules of different substances move randomly is called?
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2005
The electric field intensity in a place where a charge of 10-10c experiences a force of 0.4N is?
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2005
A car battery rated 45 A H is charged with a charger whose rating is 2.5A.How long will it take to charge the battery full?
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2005
The north pole of a magnet can never be separated from the south pole because of the property knowledge as?
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2005
An electric device is rated 2000 W, 250 v. The correct fuse rating of the device is?
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2005
Satellite communication network makes use of?
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2005
The resistance of a pieces of wire of lenght 20m are crossed-sectional area 8 x 10 6m2is? [Resistivity of the wire = 4 x 10-7 Ω m]
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2005
Two charged particles are projected into a region where there is a magnetic field perpendicular to their velocities. if the charges are deflected in opposite directions, which of the following statements is true of the c…
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2005
If the system above is in equilibrium, the tension in the string Q is
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2005
In the figure above, the coefficient of static friction is 0.5. If the tension in the string is T, the acceleration of the system in motion is
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2005
The value of F in the figure above when in equilibrium is
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2005
The figure above shows a plot of angles of deviation through a glass prism when light is incident at θ degrees on the prism. The incident angle that produces the minimum deviation is
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2005
106J of heat is required to boil off completely 2kg of a certain liquid. Neglecting heat lost to the surroundings, the latent heat of vaporization of the liquid is
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2005
Two liquids L1 and L2 are contained in a U - tube. The height and the density of L1 are 8 cm and 103 kgm-3 respectively. If the density of L2 is 800 kgm-3, its height measured from the same level is
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2005
\(^{235} _{92}U + ^1 _0n → ^{144} _{56}Ba + ^{90} _{36}Kr +2X \)In the reaction above, X is
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