SCR मध्ये             समाविष्ट आहे.

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ALP CBT 2 Electrician Official Paper (Held On: 23 Jan 2019 Shift 3)
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  1. तीन PN जंक्शन
  2. एक PN जंक्शन
  3. दोन PN जंक्शन
  4. PN जंक्शन नाही

Answer (Detailed Solution Below)

Option 1 : तीन PN जंक्शन
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  • सिलिका नियंत्रित दिष्टकारी (SCR) मध्ये अर्धवाहकांचे चार स्तर असतात, जे NPNP किंवा PNPN संरचना बनवतात.  
  • SCR मध्ये J1, J2 आणि J3 असे तीन P-N जंक्शन आणि तीन अग्र  आहेत.

F1 S.B Madhu 05.02.20 D1          F1 S.B Madhu 05.02.20 D2

SCR चे ॲनोड अग्र PNPN संरचनेच्या p-टाइप पदार्थाशी जोडलेले असते आणि कॅथोड अग्र n-टाइप स्तराशी जोडलेले असते, तर SCR चे गेट कॅथोडच्या जवळ असलेल्या p-टाइप पदार्थाशी जोडलेले असते. 
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