aY A copper wire with (32.3 m) Long, the Cross-sectional the resistance is (120 r) at Zero tempera ture Co č) . When the temperature to (50 c) the resistance become area (5 mm²) and rise (144 2), Determine the tempeature afficient (lo) 9) the specific resis tivity at (0 C) P.)
aY A copper wire with (32.3 m) Long, the Cross-sectional the resistance is (120 r) at Zero tempera ture Co č) . When the temperature to (50 c) the resistance become area (5 mm²) and rise (144 2), Determine the tempeature afficient (lo) 9) the specific resis tivity at (0 C) P.)
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter16: Installation Of Heating, Cooling, And Refrigeration Systems
Section: Chapter Questions
Problem 19RQ
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Question
![المتحان ول لمادة
كنلرحيا الكار
(20)
Quize O
Y A copper wire with (32.3m) Long,
area (5 mm2) and
resistance is (120 ) at Zero
tempera ture Co č). When the temperature
to (50 c) the resistance become
the cross-sectional
the
rise
(144 72), Determine
the tempeature afficient (xo)
the specific resis tivity at
(0 C) P.)
9)
Q2/ For the circnit shown in Piqure
Find
RT, IT
O I,, I2 by using Kirch off's Law
CK.V.L)
If
122
E- 36 V
Good Luck](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6794128b-a0ad-49b8-9ada-f25e031b6527%2F02d85585-4ebf-40d4-87db-b3b11116245a%2Fn7hi2te_processed.jpeg&w=3840&q=75)
Transcribed Image Text:المتحان ول لمادة
كنلرحيا الكار
(20)
Quize O
Y A copper wire with (32.3m) Long,
area (5 mm2) and
resistance is (120 ) at Zero
tempera ture Co č). When the temperature
to (50 c) the resistance become
the cross-sectional
the
rise
(144 72), Determine
the tempeature afficient (xo)
the specific resis tivity at
(0 C) P.)
9)
Q2/ For the circnit shown in Piqure
Find
RT, IT
O I,, I2 by using Kirch off's Law
CK.V.L)
If
122
E- 36 V
Good Luck
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