1. . UJT ka full form kya hai:
(A) Universal Junction Transistor
(B) Unique Junction Transistor
(C) Uniform Junction Transistor
(D) Unijunction Transistor
2. . UJT ke emitter terminal ka type kya hota hai:
(A) N-type
(B) Intrinsic
(C) P-type
(D) None
3. . UJT ka intrinsic stand-off ratio (η) aam tor par kis range me hota hai:
(A) 0.5 – 0.8
(B) 0.1 – 0.3
(C) 0.9 – 1.0
(D) 0.2 – 0.4
4. . UJT me negative resistance region kab develop hota hai:
(A) Emitter current kam hone par
(B) Emitter current badhne par
(C) Base 2 voltage kam hone par
(D) Base 1 short hone par
5. . SCR me kitni semiconductor layers hoti hain:
(A) 4
(B) 3
(C) 2
(D) 5
6. . SCR ka gate terminal kis ke liye use hota hai:
(A) Load control karne ke liye
(B) Forward voltage lagane ke liye
(C) Reverse voltage lagane ke liye
(D) SCR ko trigger karne ke liye
7. . SCR forward blocking mode me kaunsa junction reverse biased hota hai:
(A) J1
(B) J1 & J3
(C) J3
(D) J2
8. . UJT ka commonly use kis me hota hai:
(A) Amplifiers
(B) Relaxation Oscillator
(C) Voltage regulator
(D) Rectifier
9. . SCR ko turn-off karne ka simplest method kya hai:
(A) Gate current badhana
(B) Frequency adjust karna
(C) Voltage increase karna
(D) Anode current ko holding current se kam karna
10. . SCR ki phase control technique ka main fayda kya hai:
(A) Load me frequency control karna
(B) Reverse current allow karna
(C) Current ko block karna
(D) Load voltage ka control