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Create and set up a CBT environment with your preferred subjects.
Practice JAMB CBT with real UTME past questions in CBT format.
CB-WASSCE styled past question practice.
SSCE & GCE styled past question practice.
Calculate the effective capacitance of the circuit in the diagram given
What effort will a machine of efficiency 90% apply to a load of 180N if its efforts arm is twice as long as its load arm?
An object moves in a circular path of radius 0.5m with a speed of 1ms\(^{-1}\). What is its angular velocity?
In homes, electrical appliances and lamps are connected in parallel because
In the diagram shown, If the south-poles of two magnets stroke a steel bar, the polarities at T and V will respectively be
Musical instruments playing the same note can be distinguished from one another owing to the difference in their
Convex mirrors are used as driving mirrors because images formed are
The differences observed in solids, liquids and gases may be accounted for by
The process whereby a liquid turns spontaneously into vapour is called
Electrical appliances in homes are normally earthed so that
A positively charged rod X is brought near an uncharged metal sphere Y and is then touched by a finger with X still in place. When the finger is removed, the result is that Y has
The time rate of loss of heat by a body is proportional to the
In the diagram shown, which of the simple pendulum will resonate with P when set into oscillation?
If the fraction of the atoms of a radioactive material left after 120years is \(\frac{1}{64}\), what is the half-life of the material? \(\frac{1}{64}\)
In a series R-L-C circuit at resonance, the voltages across the resistor and the inductor are 30V and 40V respectively. What is the voltage across the capacitor?
A lead bullet of mass 0.05 kg is fired with a velocity of 200 m/s into a lead block of mass 0.95 kg. Given that the lead block can move freely, the final kinetic energy after impact is
The linear expansivity of brass is 2 x 10\(^{-5}\) C\(^{-1}\). If the volume of a piece of brass is 15.00cm at 0°C, what is the volume at 100°C
One of the features of the fission process is that
The pitch of an acoustic device can be increased by
Which of the following has the lowest internal resistance when new?