Answer / ashutosh

if any obstruction comes in between the IR led and IR
receiver than you can use this signal by connectig any
terminals to your comparater i.e. what you want a voltage
or zero output at the output

Answer / sri

proxmity sensor is nothing but landmine sensor,generally we
use metal detectors to find landmines,so many principles are
present one of those is,whenever u place metal close to
detector, because of the difference b/w coefficents of
detector and desired metal some flux will produce and that
allows to pass current through the circuit,and produce
output.if u connect buzzer to o/p then it will make sound
whenever u place metal in front of detector.

What is meant by mcmurray inverter?

0 Answers  

---

what is a MEMS sensor? What is its advantage?

1 Answers   Bosch,

---

what is electronics? Which one induce this type of electronics?

4 Answers  

---

What are the different construction techniques in electronics?

0 Answers  

---

What is meant by impedance diagram?

0 Answers  

---

The whole thing moves/ (B) around the concept of building a small dynamic/(C) organisation into a larger one./(D) No error.

3 Answers   Accenture, AMCAT, Aspiring Minds, CTS, HCL, Wipro,

---

Where are multimode fibers practically used?

1 Answers  

---

Why are using 4ma to 20ma for signal transfer. Why not 0 to 20ma?

0 Answers  

---

why we using different type of microwave antenna we using like one is connected to MMU and one more is connected to other slot what is use of both antenna?

0 Answers   TalentPro,

---

Explain digital circuits and the various components used in creating them?

0 Answers  

---

What is Latch on?

3 Answers   NSN,

---

What are the different parameters that can be measured using a q-meter?

0 Answers  

---