What are the environmental hazards that may occur when oil spills over a large surface area of the sea?
Teachers Of Physics Latest Questions
state three ways in which the strength of magnetic field can be increased
How would you measure the density of an irregular solid such as a glass stopper?
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helicopter of mass 3000kg rises vertically at a constant speed of 25m/s if the acceleration due to gravity is10m/s2 ,determine the resultant force working on the helicopter
Why can a magnet be used as a compass?
