alleryଏକ 100 m ଦୌଡ଼ରେ A କୁ 20 s ଏବଂ B କୁ 25 s ଆବଶ୍ୟକ ହୁଏ। A ଶେଷ କଲା ବେଳେ B କେତେ ପଛରେ ଥାଏ?
A25 m
B10 m
C15 m
D20 m
Answer & Solution
Correct answer: D. 20 m
B 4 m/s ବେଗରେ ଦୌଡ଼େ, ତେଣୁ 20 s ରେ ସେ 80 m ଅତିକ୍ରମ କରେ ଏବଂ 20 m ପଛରେ ରହିଯାଏ।
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