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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.
In Sunlight, a blue flower looks blue because we see the flower by the light it
The volume of a stone having an irregular shape can be determined using?
Which of the following bodies, each with centre of gravity G, lying on a horizontal table, is/are in unstable equilibrium?
"Sum of all forces acting on a body is zero." This condition represents equilibrium'
A well 1km deep is filled with a liquid of density 950kg/m\(^3\) and g = 10m/s\(^2\), the pressure at the bottom of the well is
Efficiency of conduction in liquids and gases compared to solids is
Which of the following statements is/are correct for a freely falling body?
I. the total is entirely kinetic
II. the ratio of potential energy to kinetic energy is constant
III. the sum of potential and kinetic energy is constant
An object is acted upon by a system of parallel forces causing the object to be in state equilibrium. Which of the following statement is not correct
The diagram shows four positions of the bob of a simple pendulum. At which of these positions does the bob have maximum kinetic energy and minimum potential energy
A rectangular solid block has length 10cm, breadth 5cm and height 2cm. If it lies on a horizontal surface, and has density 100kg/m\(^3\), calculate the pressure it exerts on the surface.
Which of the following statements are correct of the production and propagation of waves?
I. vibration produces waves
II. waves transmit energy along the medium
III. the medium through which the wave travels does not travel with the wave
IV. waves do not require any medium for transmission
The angular dispersion of a prism depends on
The mass of water vapour in a given volume of air is 0.05g at 20°C, while the mass of water vapour required to saturate it at the same temperature is 0.15g. Calculate the relative humidity of the air.
A safety precaution designed to prolong the life of a lead acid accumulator is
A copper rod, 5m long, when heated through 10ºC, expands by 1mm. If a second copper rod, 2.5m long, is heated through 5ºC, by how much will it expand?
Workdone on an object to bring it to a certain point in space is called
The length of the seconds hand of laboratory clock is 0.1m. Calculate the speed at the top of the seconds hand
A projectile of mass 4kg is fired vertically and reaches a maximum height of 40m. Calculate the potential energy at the highest point
(g = 10ms\(^{-2}\)
The part of the human eye that does similar work as the diaphragm of a camera lens is the
Heat may be transferred by conduction, convection and radiation. By which of these methods does heat travel through vacuum?