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Plz answer q.no. 4 Image is attached. Fast. Thanks in advance

Plz answer q.no. 4
Image is attached.   Fast.  Thanks in advance

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Grade:11

3 Answers

Arun
25750 Points
4 years ago
Dear student
 
maximum height = velocity(max) * time
Maximum height = 1000*10 = 10000 m
 
Hope it helps
 
Regards
Arun (askIITians forum expert)
Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
Dear student

S = s1 + s2

s1 = 0.5at*t = 5 km

s2 = (u*u)/(2a`)

a` = 10

s2= 50 km

S = 55km

Regards
Ayush_Deep
120 Points
3 years ago
Dear friend ,
For maximum height just find the area of v-t  graph giving positive displacement.
For this question area will be 110*1000/2 m = 55 km
Hope understood well

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