Question

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.​

Answer 1

$\huge\underline\mathrm\purple{Answer}$

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

Hope it helps you...!!!!

Answer 2

Step-by-step explanation:

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