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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
What is the role of commutators in a dc motor?
All Physicists in One Room Every physicist’s dream would be to have the top scientists of their field all in one place. This would create the opportunity to have new insights, explore fresh ideas and benefit from all the minds ...
How The Heat of The Sun Reaches The Earth The Earth is relatively distant from the Sun, yet its heat reaches us in numerous ways. The most important process is radiation, which involves energy travelling as a wave. To understand ...
The Propagation of Sound The propagation of sound is a phenomenon of how sound waves travel through different mediums and environments. It is the process of how sound is created, transformed, and is sent through various forms of matter. More ...
