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Grade: 12
        
Ques 2 in the image attached, please give proper explanation. 
one year ago

Answers : (1)

Adarsh
763 Points
							Let`s first find, time of collision or two particles with ground .We get that stone with 10m/s initial velocity will hit ground in 8  second and other will hit in 12 sNow graph for t=8s to t=12s will be downward parabola because the equation of graph is quadratic with negative t^2,.
						
one year ago
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