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Vasundhra Rawat

UP Board 10th Class 2021 (For Hindi Medium Students)
About UP Board Crash Course
1 year ago

2 speeds are given s1& s2. difference between there speed

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Dileep Vishwakarma

1 year ago

इसमें से जो स्पीड अधिक होगा उसमे से छोटे स्पीड को घटाने पर difference aa जाएगा।

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Mamita Gupta

1 year ago

s2-s1

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