88. A temperature probe has a time constant t= 3.0 s. The temperature indicated by the probe is given by the equation: T(1) = To- (To– Ti)e™r where To and Ti are 140°C and 40°C, respectively. The time (s) required before the probe indicates a temperature within +1°C of the actual oil temperature is most nearly: O A. O B. 3.0 4.6 . 9.0 OD. 13.8
88. A temperature probe has a time constant t= 3.0 s. The temperature indicated by the probe is given by the equation: T(1) = To- (To– Ti)e™r where To and Ti are 140°C and 40°C, respectively. The time (s) required before the probe indicates a temperature within +1°C of the actual oil temperature is most nearly: O A. O B. 3.0 4.6 . 9.0 OD. 13.8
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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
Transcribed Image Text:88.
A temperature probe has a time constant t= 3.0 s. The temperature indicated by the probe is given
by the equation:
T(1) = To- (To– Ti)e™r
where To and Ti are 140°C and 40°C, respectively.
The time (s) required before the probe indicates a temperature within +1°C of the actual oil
temperature is most nearly:
O A.
O B.
3.0
4.6
.
9.0
OD.
13.8
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