Answer Posted / g.dhanasekaran

Without potential difference we can't
get current.So if we feel shock only by means of
voltage & current ie power.If our body having minimum
resistance we can feel heavy shock.If we having higher body
resistance we can feel minimum shock.

i have design dc-dc 3-way isolator circuit,how to test psrr,response time,limit frequency

1983

---

Why is there a maximum limit of collector supply voltage for a transistor?

1853

---

Describe the difference between p-type and n-type semiconductor materials.

1079

---

For a 1φ voltage controller, feeding a resistive load, draw the waveforms of source voltage, gating signals, output voltage and voltage across the scr. Describe the working with reference to waveforms drawn?

1151

---

What are the applications of log amplifier?

1060

---

Explain the difference between inductance and resistance?

888

---

Define cut off frequency?

1001

---

Distinguish between jfet and mosfet.

1149

---

How does frequency affect the size of smps?

1027

---

Define why half-wave rectifiers are generally not used in dc power supply?

1121

---

What is characteristic of ideal opamp?

955

---

Please send RRB section engineer's signal paper of past 20 years.This is very urgent.I am giving section engineer exam this syear

2127

---

Draw the circuit of cc configurations using npn transistor.

1122

---

Define virtual grounding?

897

---

what are the applications of an inverting amplifier?

1039

---