alleryएक स्कूटर 54 किमी/घंटा की चाल से चलता है। इस चाल को मीटर प्रति सेकंड में व्यक्त कीजिए।
A12 मीटर/सेकंड
B15 मीटर/सेकंड
C10 मीटर/सेकंड
D18 मीटर/सेकंड
Answer & Solution
Correct answer: B. 15 मीटर/सेकंड
गुणक 3.6 से विभाजित करने पर 54 / 3.6 = 15 मीटर/सेकंड प्राप्त होता है।
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