Question
Given below are two statement, one is labelled as
Assertion A and the other is labelled as Reason R Assertion A: In a Global Positioning System (GPS), four satellites are accommodated in each orbit at an altitude of 20, 185 km from surface of earth. Reason R: All these GPS satellites are placed in six orbits. In light of the above statements, choose the correct answer from the options given belowSolution
The satellites in the GPS constellation are arranged into six equally-spaced orbital planes surrounding the Earth. Each plane contains four "slots" occupied by baseline satellites. This 24-slot arrangement ensures users can view at least four satellites from virtually any point on the planet.
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Pipe A and B can fill the pool in 36 minutes and 48 minutes, respectively. Pipe C can empty half filled pool in 36 minutes. If all the pipes are opened ...
Two pipes A and B can fill a tank in (x+4) hours and (x+8) hours, respectively. Both pipes are opened together, and after 4 hours, pipe A is closed. Pip...
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