A power transistor dissipates 5 W. If ambient temperature is 30° and – McqOptions

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1.	A power transistor dissipates 5 W. If ambient temperature is 30° and case to air thermal resistance is 10° C/W, the case temperature is
A.	80°C
B.	20°C
C.	32°C
D.	305°C
Answer» B. 20°C

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