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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 light source operates primarily based on stimulated emission of radiation?
A block with an initial speed of 10 m/s slides on a horizontal surface and comes to rest after traveling a distance of 25 m. What is the coefficient of kinetic friction between the block and the surface? (Take g = 9.8 m/s\(^2\)).
When a spiral spring is compressed by an external force of 200 N, it stores 0.16 J of energy. What amount of energy will it store when compressed by an external force of 700 N?
The electrical power developed in the resistor above is
A method of demagnetization is
Water waves and light waves differ generally in their
Given that SQ = 10cm and SR = 6cm, the refractive index of the block of glass shown in the above figure is
Assuming E\(_1\), E\(_2\), and E\(_3\), are equal, then the total e.m.f of the arrangement will be given by
From the above graph, what is the distance covered in the last stage of the motion?
If the length of a simple pendulum is 120cm, calculate its frequency [\(\pi\) = \(\frac{22}{7}\) g = 10ms\(^{-2}\)]
The gravitational force between two masses, P and Q, is 10N, find the new value of the force if both masses are doubled
A gas is cooled at a constant pressure from 57ºC was observed to shrink one-fifth (1\5) of its original volume of 2.00cm\(^3\). Find its new temperature
A boat or airplane has a pointed front or head. This is to
If the weight of an object on the Earth's surface is 2.5 x 10\(^3\)N, what is its weight on the moon's surface if the gravitational force of the moon is one-sixth of the Earth's(g = 10m/s\(^{-2}\))
If a positively charged rod is brought close to the cap in the diagram above, the divergence
An annular eclipse is formed when
The focal length of the natural eye lens is variable due to the action of the
Two identical cells, each of emf 1.5V and internal resistance 1\(\Omega\), are connected in parallel to supply current to a 2 \(\Omega\) resistor. What is the total current
When capacitors are connected in series across a potential difference, there is a loss in their stored energy because:
If 10 objects, tinsels are placed between the mirror of a Kaleidoscope with an inclination of 30º, how many images are formed?