Ererises IA platinum oil has a resofance of 3.14k r at go°C and 3.747 JV at 100°C. Find the resistance at o'C ond the emp-coef. of resitance af 4o°c.
Ererises IA platinum oil has a resofance of 3.14k r at go°C and 3.747 JV at 100°C. Find the resistance at o'C ond the emp-coef. of resitance af 4o°c.
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter21: Resistive-capacitive Series Circuits
Section: Chapter Questions
Problem 6RQ: A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating...
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![Ererrises:
IA platinum oil has a resifance of 3-14k r at go°C and
3.747JV at 100°C.- Fin'd the resistance at o'C ond the kmp -creff.
of resifonce af 40°C
2. A pofential difference of r5oV is apphed to a field wnding at
15°C and the currend is SA. What will be the mean fempouafure
of the winiding when currend has falen to 3.91A, apphedvrltage
being constant Aasume s =p7.5.
3. A cril has a resi fance of 182 when its mean femperature is 20°C
and 20v when ik mean femperature s 50°C. Frid is mean
femperature rise when ik resotonce is 21JL and the sorrandinig
femperature is i5°C.
A cril of a relay takes a curre of 0.12 A when it is at the vem
insbi
o al
4. A
jemperature of is'C ond canneckerdacms a oV supply If the
minimum operating current of the relay is 0.1 A, colculate the
femperature above ohich the relay will fail to operate when
connected ti the same supply. Resi tncenfemp.coefficrenf of
the cril makria] is o.0043 per °C at 0°C.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2f8637fb-0aa6-4fff-9c88-5e603a8463b0%2Fa58342b6-4e22-473f-b6e4-ac9d1ce0bdce%2F9gywfkp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Ererrises:
IA platinum oil has a resifance of 3-14k r at go°C and
3.747JV at 100°C.- Fin'd the resistance at o'C ond the kmp -creff.
of resifonce af 40°C
2. A pofential difference of r5oV is apphed to a field wnding at
15°C and the currend is SA. What will be the mean fempouafure
of the winiding when currend has falen to 3.91A, apphedvrltage
being constant Aasume s =p7.5.
3. A cril has a resi fance of 182 when its mean femperature is 20°C
and 20v when ik mean femperature s 50°C. Frid is mean
femperature rise when ik resotonce is 21JL and the sorrandinig
femperature is i5°C.
A cril of a relay takes a curre of 0.12 A when it is at the vem
insbi
o al
4. A
jemperature of is'C ond canneckerdacms a oV supply If the
minimum operating current of the relay is 0.1 A, colculate the
femperature above ohich the relay will fail to operate when
connected ti the same supply. Resi tncenfemp.coefficrenf of
the cril makria] is o.0043 per °C at 0°C.
![Ererrises:
IA platinum oil has a resifance of 3-14k r at go°C and
3.747JV at 100°C.- Fin'd the resistance at o'C ond the kmp -creff.
of resifonce af 40°C
2. A pofential difference of r5oV is apphed to a field wnding at
15°C and the currend is SA. What will be the mean fempouafure
of the winiding when currend has falen to 3.91A, apphedvrltage
being constant Aasume s =p7.5.
3. A cril has a resi fance of 182 when its mean femperature is 20°C
and 20v when ik mean femperature s 50°C. Frid is mean
femperature rise when ik resotonce is 21JL and the sorrandinig
femperature is i5°C.
A cril of a relay takes a curre of 0.12 A when it is at the vem
insbi
o al
4. A
jemperature of is'C ond canneckerdacms a oV supply If the
minimum operating current of the relay is 0.1 A, colculate the
femperature above ohich the relay will fail to operate when
connected ti the same supply. Resi tncenfemp.coefficrenf of
the cril makria] is o.0043 per °C at 0°C.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2f8637fb-0aa6-4fff-9c88-5e603a8463b0%2Fa58342b6-4e22-473f-b6e4-ac9d1ce0bdce%2Fe7tv53w_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Ererrises:
IA platinum oil has a resifance of 3-14k r at go°C and
3.747JV at 100°C.- Fin'd the resistance at o'C ond the kmp -creff.
of resifonce af 40°C
2. A pofential difference of r5oV is apphed to a field wnding at
15°C and the currend is SA. What will be the mean fempouafure
of the winiding when currend has falen to 3.91A, apphedvrltage
being constant Aasume s =p7.5.
3. A cril has a resi fance of 182 when its mean femperature is 20°C
and 20v when ik mean femperature s 50°C. Frid is mean
femperature rise when ik resotonce is 21JL and the sorrandinig
femperature is i5°C.
A cril of a relay takes a curre of 0.12 A when it is at the vem
insbi
o al
4. A
jemperature of is'C ond canneckerdacms a oV supply If the
minimum operating current of the relay is 0.1 A, colculate the
femperature above ohich the relay will fail to operate when
connected ti the same supply. Resi tncenfemp.coefficrenf of
the cril makria] is o.0043 per °C at 0°C.
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