# Pankaj Mishra

Pankaj Mishra is a blogger by passion and Mechanical Engineer by profession. He has completed his B.Tech degree in mechanical engineering in the year 2015. He loves to share his knowledge and help others.

## What is Heat Transfer?

To know about heat transfer first we must know about energy. Energy is the ability to do work or produce power to do work . Energy can neither be created nor be destroyed but it can change from one from to another. Energy can exist in various forms like mechanical energy, chemical energy, electrical energy, nuclear …

## Basic Introduction About Heat Transfer

We all know that heat is the form of energy and it can be transfer from one body to another by virtue of temperature difference. The branch of science in which we study about transfer of heat is known as heat transfer. Why should we know about heat transfer? Heat transfer is required to know …

## What is Stress in Mechanics of Solids ?

In order to understand the subject mechanics of solids (or strength of materials) , first we must know the meaning of strength of materials. When an external force is applied on the body in the form of push or pull, the body tends to undergo some deformation. But due the existence of cohesive forces between …

## Top 5 Cheapest Cars in The World With Price And Mileage

Everybody in this world wants to buy a car for themselves and due to their budget issues, it becomes difficult to buy a new car. So here in this post, I am going to tell you the top 5 cheapest cars in the world that you can buy for yourselves. This will provide you with …

## Top 5 Cheapest Motorcycles in The World

Most of us are confused about that which motorcycles should we have. Here I am going to tell you the top 5 cheapest motorcycles, among which you can buy one. These motorcycles also have good mileage capacity. 1. Yamaha Crux      Price: Rs 32,990     Mileage: 70-75 kmpl 2. Hero Motocorp HF Dawn  …

## What is Sensitiveness of a Governor? What do You Mean by this?

Consider two governors ‘A’ and ‘B’ rotating with the same speed. If there is a fluctuation in their speed i.e. their speeds increases (or decreases) by a certain amount. The lift (or fall) of sleeve of governor ‘A’ is larger than the lift (or fall) of sleeve of governor ‘B’. Then we can say that …

## What is Governor in Automobile? How Does it Works?

Governor is a mechanical device which is used to regulate the mean speed of the engine, when there are variations in the load. When load on the engine varies, the configuration of the governor changes and it controls the supply of the fuel to the engine. How does it controls the supply, this question …

## What I do When My Motorcycle doesn’t Start?

Most of us have motorcycles. But If we encounter some problem with it, we rush to the mechanic to repair it. Here I m going to tell you some basic steps to repair your motorcycle. Everyone has different models, but  I will tell the basic steps which will apply to all models. If your motorcycle …

## What is Direct Contact Heat Exchanger

In a direct contact heat exchanger, the exchange of heat takes place by direct mixing of hot and cold fluids. And the transfer of heat takes place simultaneously. Example: cooling towers, jet condensers, direct contact feed heaters. The above figure shows a direct contact heat exchanger in which steam mixes with cold water, it gives …

## What is a Heat Exchanger? – Complete Explanation

What is a Heat Exchanger? Heat exchangers are the equipment used for the transfer of thermal energy (enthalpy) between two or more fluids. These fluids can be liquids, vapors, or gases. It can be between a solid surface and fluid, between solid particulates and fluid, liquid to liquid, gas to gas, and liquid to gas …