convert velocity of 72km/
hour into m/s
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20m/s ans.
..........................m
..........................m
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1ᴋᴍ=1000ᴍ
1ʜʀ=60ᴍɪɴꜱ
(1ᴍɪɴꜱ)=60ꜱᴇᴄ
1ʜʀ=60×(1ᴍɪɴꜱ)
1ʜʀ=60×60ꜱᴇᴄ
72ᴋᴍ/ʜʀ
=72×1000/60×60
=20ᴍ/ꜱ
1ʜʀ=60ᴍɪɴꜱ
(1ᴍɪɴꜱ)=60ꜱᴇᴄ
1ʜʀ=60×(1ᴍɪɴꜱ)
1ʜʀ=60×60ꜱᴇᴄ
72ᴋᴍ/ʜʀ
=72×1000/60×60
=20ᴍ/ꜱ
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