2007
The fundamental frequency of a plucked wire under a tension of 400N is 250Hz. When the frequency is changed to 500 Hz at constant length, the tension is
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2007 JAMB UTME Physics Past Questions
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2007
From the diagram above, the inductive reactance and the resistance R are respectively
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2007
During the nuclear reaction described by 235W →235X→231Y929391The particles emitted are respectively
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2007
118.8cm2 surface of the copper cathode of a voltameter is to be coated with 10-6m thick copper of density 9 x 103kgm-3. How long will the process run with 10A constant current?[3.3 x 10-7kgC-1]
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2007
The difference observed in solids, liquids and gases can be accounted for by
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2007
Which of the following gas laws is equivalent to the work done?
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2007
A string of length 4m is extended by 0.02m when a load of 0.4kg is suspended at its end. What will be the length of the string when the applied force is 15N?
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2007
A particle of weight 120N is placed on a plane inclined at 300 to the horizontal. If the plane has an efficiency of 60% to the floor what is the force required to push the weight uniformly up the plane?
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2007
Lenz's law is a law of conservation of
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2007
Two long parallel wires X and Y carry currents 3A and 5A each. if the force experienced by unit length is 5 x 10-5N. the force per unit length experienced by wire Y is
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2007
A 40KW electric cable was uses to transmit electricity through a resistor of resistance 2.00Ω at 800V. The power loss as internal energy is
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2007
A 120V, 60W lamp is to be operated on 220V ac supply mains. calculate the value of non inductive resistance that would be required to ensure that the lamp is run on correct value
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2007
From the diagram above, the inductive reactance and the resistance R are respectively
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