Physics, asked by parikshitpranay9, 1 year ago

एक गतिमान कार की चाल को तीन गुनी कर देने पर, उसे रोकने के लिए पहले के सापेक्ष दूरी क्या होगी?

Answers

Answered by misanat
2

Answer:

9 times

Explanation:

by equation of motion

u²-v²=2as

initially

u²=2ax

in second case

(3u)²=2as

so

9*2ax=2as

s=9x

here

x is initial speed of car

and s is final speed of car

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