106. The di/dt rating of on SCR is specified for its—

1. 1. decaying anode current

   
   
   

   2. decaying gate current

   
   
   

   3. rising gate current

   
   
   

   4. rising anode current

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

107. Surge current rating of an SCR specifies the maximum—

1. 1. repetitive current with sine wave

   
   
   

   2. non-repetitive current with rectangular wave

   
   
   

   3. non-repetive current with sine wave

   
   
   

   4. repetititive current with rectangular wave

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---

---

108. Specification sheet for an SCR gives its maximum rms on-state current as 35 A. This rms rating for a conduction angle of 120° would be—
     

1. 1. more than 35 A

   
   
   

   2. less than 35 A

   
   
   

   3. 35 A

   
   
   

   4. 52·5 A

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---

109. The average on-state current an SCR is 20 A for a resistive load. If an inductance of 5 mH is included in the load, then average on-state current would be—
     

1. 1. more than 20 A

   
   
   

   2. less than 20 A

   
   
   

   3. 15 A

   
   
   

   4. 20 A

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

---

110. The average on-state current for an SCR is 20 A for a conduction angle of 120°. Its average on-state current for 60° conduction angle would be—
     

1. 1. 20 A

   
   
   

   2. 10 A

   
   
   

   3. less than 20 A

   
   
   

   4. 40 A

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---