Answer Posted / aditya tiwari

The automobile tyres are black in color due to following reasons :

1.)During the Vulcanization along with sulphur
is mixed into the rubber, this strengthens the molecular bond of the rubber and makes it more sturdy and durable, the reason of adding carbon black is because carbon black is available cheaper then any other material.

2.)Black color is good conductor of heat and can absorb the sunrays better, when a vehicle is out in open under the sun, the wear and tear will be very minimal as compared to any other color.

3.) During the run of the vehicle, the tyres tends to get hot and the specialty of the black color is that it does absorb heat fast and can return it back to the roads as well, so the temperature though hot but still remains balanced.

What is the maximum P-max for a cylinder in M/E.

2057

---

Why do you need a biological shield in nuclear plants?

1094

---

What is the purpose of starting air?

1878

---

Ultimate analysis of coal is elementary analysis. What it is concerned with ?

1175

---

how many filters at durty side in air intake system in siemens v 94.3a

1930

---

what should be sensor sensitivity of accelerometer in vibration? And what is the main difference between accelerometer and proximity sensors and others?

2513

---

What are the causes of main engine Turbo Charger blower side dirty?

2167

---

Between steel, copper and brass, which conduct faster heat.

1111

---

I need some information on EOT CRANES AVAILABILITY calculation and criteria.

4344

---

Why is it that the maximum value which the residual stress can reach is the elastic limit of the material ?

1220

---

What will happen if you blow the soot in the boiler?

1956

---

why conservator contains 8% total oil qty in transformer any formula to calculate

2223

---

Explain the types of sensors and their explanation?

1034

---

Whether superheated steam can be treated like ideal gas ?

1112

---

List the different devices and components of main switchboard.

2459

---