ᴛʜᴇ ɪɴɴᴇʀ ᴅɪᴀᴍᴇᴛᴇʀ ᴏғ ᴀ ᴄʏʟɪɴᴅʀɪᴄᴀʟ ᴡᴏᴏᴅᴇɴ ᴘɪᴘᴇ ɪs 24 ᴄᴍ ᴀɴᴅ ɪᴛ's ᴏᴜᴛᴇʀ ᴅɪᴀᴍᴇᴛᴇʀ ɪs 28 ᴄᴍ. ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ᴘɪᴘᴇ ɪs 35 ᴄᴍ . ғɪɴᴅ ᴛʜᴇ ᴍᴀss ᴏғ ᴛʜᴇ ᴘɪᴘᴇ , ɪғ 1 ᴄᴍ ^3 ᴏғ ᴡᴏᴏᴅ ʜᴀs ᴀ ᴍᴀss ᴏғ 0.6ɢ.??ANNU?
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Answered by
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Inner radius = 24/2 =12cm
Outer radius = 28/2 =14cm
Height = Length of pipe =35cm
Volume of pipe =π(r2²−r1²)h
= 22/7×(14²-12²)×35cm³
=110×52cm³
=5720cm³
Mass of 1cm³ wood =0.6kg
Mass of 5720cm³ wood =(5720×0.6)g
=3432g
=3.432kg
I hope it's help for you
Answered by
0
Answer:
Inner radius = 24/2 =12cm
Outer radius = 28/2 =14cm
Height = Length of pipe =35cm
Volume of pipe =π(r2²−r1²)h
= 22/7×(14²-12²)×35cm³
=110×52cm³
=5720cm³
Mass of 1cm³ wood =0.6kg
Mass of 5720cm³ wood =(5720×0.6)g
=3432g
=3.432kg
I hope it's help for you
ᴛʜᴇ ɪɴɴᴇʀ ᴅɪᴀᴍᴇᴛᴇʀ ᴏғ ᴀ ᴄʏʟɪɴᴅʀɪᴄᴀʟ ᴡᴏᴏᴅᴇɴ ᴘɪᴘᴇ ɪs 24 ᴄᴍ ᴀɴᴅ ɪᴛ's ᴏᴜᴛᴇʀ ᴅɪᴀᴍᴇᴛᴇʀ ɪs 28 ᴄᴍ. ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ᴘɪᴘᴇ ɪs 35 ᴄᴍ . ғɪɴᴅ ᴛʜᴇ ᴍᴀss ᴏғ ᴛʜᴇ ᴘɪᴘᴇ , ɪғ 1 ᴄᴍ ^3 ᴏғ ᴡᴏᴏᴅ ʜᴀs ᴀ ᴍᴀss ᴏғ 0.6ɢ
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