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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.
When a charged ebonite rod is brought near a charged glass rod, there will be
Which of the following operates based on magnetic effect of electric current?
The friction due to air mass can be reduced by
When a bus is accelerating, it must be
Find the value of a capacitor with voltage 5V and 30C.
Rainbow is formed when sunlight undergoes
The mechanical advantage of the machine shown above
Under which conditions is work done
The stress experienced by a wire of diameter \(\frac{\text{y}}{\pi}\)m loaded by a weight y\(^2\)N is
A battery produces direct current.
Gravity pulls objects downward.
Work is measured in joules.
Sound needs a medium; no medium in vacuum.
Velocity is a vector quantity.
Speed = distance/time, unit m/s.
Copper conducts electricity.
Ammeter measures current.
Energy unit is the joule.
Force is measured in newtons.
The purpose of commutators in a direct current motor is to