ʏᴏᴜ ᴀʀᴇ ɪɴꜱᴛʀᴜᴄᴛᴇᴅ ʙʏ ᴛʜᴇ ᴘʟᴀɴᴛ ᴏᴘᴇʀᴀᴛɪᴏɴꜱ ᴍᴀɴᴀɢᴇʀ ᴛᴏ ɪɴꜱᴛᴀʟʟ ᴀ ᴘᴜᴍᴘ ᴛᴏ ʟɪꜰᴛ 30ʟ/ꜱ ᴏꜰ ᴡᴀᴛᴇʀ ᴀᴛ 22ᴅᴇɢᴄ ꜰʀᴏᴍ ᴀ ꜱᴜᴍᴘ ᴛᴏ ᴀ ᴛᴀɴᴋ. ᴛʜᴇ ᴛᴀɴᴋ ᴘʀᴇꜱꜱᴜʀᴇ ɪꜱ 200ᴋᴘᴀɢ. ᴛʜᴇ ᴡᴀᴛᴇʀ ʟᴇᴠᴇʟ ɪɴ ᴛʜᴇ ᴛᴀɴᴋ ɪꜱ 20ᴍ ᴀʙᴏᴠᴇ ᴛʜᴇ ᴘᴜᴍᴘ ᴄᴇɴᴛᴇʀʟɪɴᴇ ᴀɴᴅ ᴛʜᴇ ᴘᴜᴍᴘ ɪꜱ 4ᴍ ᴀʙᴏᴠᴇ ᴛʜᴇ ᴡᴀᴛᴇʀ ʟᴇᴠᴇʟ ɪɴ ᴛʜᴇ ꜱᴜᴍᴘ. ᴛʜᴇ ꜱᴜᴄᴛɪᴏɴ ᴘɪᴘᴇ ɪꜱ 100ᴍᴍ ɪɴ ᴅɪᴀᴍᴇᴛᴇʀ, 7ᴍ ʟᴏɴɢ, ᴀɴᴅ ᴄᴏɴᴛᴀɪɴꜱ 2 ᴇʟʙᴏᴡꜱ ᴀɴᴅ ᴀ ꜰᴏᴏᴛ ᴠᴀʟᴠᴇ. ᴡʜɪʟᴇ ᴛʜᴇ ᴅɪꜱᴄʜᴀʀɢᴇ ᴘɪᴘᴇ ᴛᴏ ᴛʜᴇ ᴛᴀɴᴋ ʜᴀꜱ 75ᴍᴍ ᴅɪᴀᴍᴇᴛᴇʀ ᴀɴᴅ ɪꜱ 120ᴍ ʟᴏɴɢ ᴡɪᴛʜ 5ᴘᴄꜱ 90ᴅᴇɢ ᴇʟʙᴏᴡ, ᴀ ᴄʜᴇᴄᴋ ᴠᴀʟᴠᴇ ᴀɴᴅ ᴀ ɢᴀᴛᴇ ᴠᴀʟᴠᴇ. ᴛʜᴇ ʜᴇᴀᴅ ʟᴏꜱꜱ ꜰʀᴏᴍ ᴛʜᴇ ꜱᴜᴄᴛɪᴏɴ ʟɪɴᴇ ᴀɴᴅ ᴅɪꜱᴄʜᴀʀɢᴇ ʟɪɴᴇ ɪꜱ 5 ᴛɪᴍᴇꜱ ᴛʜᴇ ꜱᴜᴄᴛɪᴏɴ ᴠᴇʟᴏᴄɪᴛʏ ʜᴇᴀᴅ ᴀɴᴅ 15 ᴛɪᴍᴇꜱ ᴛʜᴇ ᴅɪꜱᴄʜᴀʀɢᴇ ᴠᴇʟᴏᴄɪᴛʏ ��ᴇᴀᴅ, ʀᴇꜱᴘᴇᴄᴛɪᴠᴇʟʏ. ꜰᴏʀ ᴀ ᴍᴇᴄʜᴀɴɪᴄᴀʟ ᴇꜰꜰɪᴄɪᴇɴᴄʏ ᴏꜰ 80%. ᴅᴇᴛᴇʀᴍɪɴᴇ ᴛʜᴇ ʀᴇQᴜɪʀᴇᴅ ᴍᴏᴛᴏʀ ᴏᴜᴛᴘᴜᴛ ᴘᴏᴡᴇʀ (ᴋᴡ).

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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ʏᴏᴜ ᴀʀᴇ ɪɴꜱᴛʀᴜᴄᴛᴇᴅ ʙʏ ᴛʜᴇ ᴘʟᴀɴᴛ ᴏᴘᴇʀᴀᴛɪᴏɴꜱ ᴍᴀɴᴀɢᴇʀ ᴛᴏ ɪɴꜱᴛᴀʟʟ ᴀ ᴘᴜᴍᴘ ᴛᴏ ʟɪꜰᴛ 30ʟ/ꜱ ᴏꜰ ᴡᴀᴛᴇʀ ᴀᴛ 22ᴅᴇɢᴄ ꜰʀᴏᴍ ᴀ ꜱᴜᴍᴘ ᴛᴏ ᴀ ᴛᴀɴᴋ. ᴛʜᴇ ᴛᴀɴᴋ ᴘʀᴇꜱꜱᴜʀᴇ ɪꜱ 200ᴋᴘᴀɢ. ᴛʜᴇ ᴡᴀᴛᴇʀ ʟᴇᴠᴇʟ ɪɴ ᴛʜᴇ ᴛᴀɴᴋ ɪꜱ 20ᴍ ᴀʙᴏᴠᴇ ᴛʜᴇ ᴘᴜᴍᴘ ᴄᴇɴᴛᴇʀʟɪɴᴇ ᴀɴᴅ ᴛʜᴇ ᴘᴜᴍᴘ ɪꜱ 4ᴍ ᴀʙᴏᴠᴇ ᴛʜᴇ ᴡᴀᴛᴇʀ ʟᴇᴠᴇʟ ɪɴ ᴛʜᴇ ꜱᴜᴍᴘ. ᴛʜᴇ ꜱᴜᴄᴛɪᴏɴ ᴘɪᴘᴇ ɪꜱ 100ᴍᴍ ɪɴ ᴅɪᴀᴍᴇᴛᴇʀ, 7ᴍ ʟᴏɴɢ, ᴀɴᴅ ᴄᴏɴᴛᴀɪɴꜱ 2 ᴇʟʙᴏᴡꜱ ᴀɴᴅ ᴀ ꜰᴏᴏᴛ ᴠᴀʟᴠᴇ. ᴡʜɪʟᴇ ᴛʜᴇ ᴅɪꜱᴄʜᴀʀɢᴇ ᴘɪᴘᴇ ᴛᴏ ᴛʜᴇ ᴛᴀɴᴋ ʜᴀꜱ 75ᴍᴍ ᴅɪᴀᴍᴇᴛᴇʀ ᴀɴᴅ ɪꜱ 120ᴍ ʟᴏɴɢ ᴡɪᴛʜ 5ᴘᴄꜱ 90ᴅᴇɢ ᴇʟʙᴏᴡ, ᴀ ᴄʜᴇᴄᴋ ᴠᴀʟᴠᴇ ᴀɴᴅ ᴀ ɢᴀᴛᴇ ᴠᴀʟᴠᴇ. ᴛʜᴇ ʜᴇᴀᴅ ʟᴏꜱꜱ ꜰʀᴏᴍ ᴛʜᴇ ꜱᴜᴄᴛɪᴏɴ ʟɪɴᴇ ᴀɴᴅ ᴅɪꜱᴄʜᴀʀɢᴇ ʟɪɴᴇ ɪꜱ 5 ᴛɪᴍᴇꜱ ᴛʜᴇ ꜱᴜᴄᴛɪᴏɴ ᴠᴇʟᴏᴄɪᴛʏ ʜᴇᴀᴅ ᴀɴᴅ 15 ᴛɪᴍᴇꜱ ᴛʜᴇ ᴅɪꜱᴄʜᴀʀɢᴇ ᴠᴇʟᴏᴄɪᴛʏ ��ᴇᴀᴅ, ʀᴇꜱᴘᴇᴄᴛɪᴠᴇʟʏ. ꜰᴏʀ ᴀ ᴍᴇᴄʜᴀɴɪᴄᴀʟ ᴇꜰꜰɪᴄɪᴇɴᴄʏ ᴏꜰ 80%. ᴅᴇᴛᴇʀᴍɪɴᴇ ᴛʜᴇ ʀᴇQᴜɪʀᴇᴅ ᴍᴏᴛᴏʀ ᴏᴜᴛᴘᴜᴛ ᴘᴏᴡᴇʀ (ᴋᴡ).

4 m
SUCTION LINE
L = 7 m
ds = 100 mm
2- Elbows
1 - foot valve
mar
mu
ter
DISCHARGE LINE
L=120 m
dd = 75 mm
5- Elbows
1 - Check valve
1 - Gate Valve
120 m
2
Q = 15 L/sec
P2 = 200 Kpag
P₁ = 0 gage
Transcribed Image Text:4 m SUCTION LINE L = 7 m ds = 100 mm 2- Elbows 1 - foot valve mar mu ter DISCHARGE LINE L=120 m dd = 75 mm 5- Elbows 1 - Check valve 1 - Gate Valve 120 m 2 Q = 15 L/sec P2 = 200 Kpag P₁ = 0 gage
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