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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.
Which of the following cases cannot produce total internal reflection? A light ray travelling from
A loaded spring is set in simple harmonic motion. The force that tends to restore the load to its equilibrium position is
Which of the following waves is not mechanical?
A body of mass 2 kg is released from a point 100 m above the ground. Calculate its kinetic energy 80m from the point of release.
Which of the following instruments can be used to compare the magnitudes of charges on two given bodies?
The induced current in a coil always flows in a direction so as to oppose the change that causes it. This statement is known as
In an elastic collision, momentum is conserved as well as well as?
Which of the following quantities is a vector?
The time rate of increase in velocity is called
A nuclide is represented by \(_{32}^{70}B\). Determine its neutron-proton ratio
In which of the following fields is radioisotopes not used?
Which of the following radiations has the longest wavelength?
In which of the following situations is photoelectric effect employed?
I. Automatic devices for switching on light at dusk
II. Automatic doors in departmental stores
III. Automatic devices for switching on air conditioners
IV. Automatic voltage stabilizers
Which of the following is emitted in a process of natural radioactivity?
A student uses two compass needles to investigate the magnetic field around a bar magnet. Which of the following diagrams show the correct directions of the needles?
In a series R-L-C circuit, R = 10\(\Omega\), \(X_{c}\)= 4\(\Omega\) and \(X_{L}\) = 9\(\Omega\). The impedance of the circuit is
In which of the following activities is an induction coil not useful?
Which of the following statements about magnetic lines of force is not correct? They
The circuit contains three ammeters A1, A2 and A3 with readings of A2 and A3 shown as indicated in the diagram. Determine the reading of A1.
Which of the following statements about parallel plate capacitors is/are correct?
I. Capacitance of the capacitor is inversely proportional to the distance between the plates
II. Capacitors can filter a.c signals from d.c
III. Capacitors can store charges