Hydraulic Press | Working, Application, Types, Advantage, Disadvantage

By | March 10, 2019

What is a Hydraulic Press? A hydraulic press is a press which uses hydraulic cylinder to generate compressive force. Instead of a mechanical lever a hydraulic equivalent is used in a Hydraulic press. Joseph Bramah from England invented Hydraulic press. Working principle of Hydraulic Press? Before understanding working of Hydraulic press let us first learn… Read More »

Multi Point Fuel Injection (MPFI) System | Types, Advantages, Disadvantages

By | December 16, 2021

What is multi point fuel injection (MPFI) system? Multi point fuel injection (MPFI) is a technique of fuel injection in petrol (or gasoline) engines. Note: Petrol (or gasoline) engines are sometimes also known as spark ignition (SI) engine. In general, a petrol engine uses carburetor to mix air and fuel but it has poor response… Read More »

Hardness | Definition | Measuring Tests [Brief Explanation]

By | March 25, 2019

What is hardness? Hardness is the property of a material to resist surface indentation (and scratches). Some materials are harder than other materials. For example, metals are harder than plastics, wood etc. Difference between hardness and toughness Hardness is a property which is related to the surface of a material while toughness is a property… Read More »

Laws of Thermodynamics: A Brief Explanation [Definition]

By | March 10, 2019

Laws of thermodynamics Like every other science, thermodynamics is also governed by certain laws. There are basically four laws which are base of thermodynamics. These laws are Zeroth law of thermodynamics First law of thermodynamics Second law of thermodynamics Third law of thermodynamics Now let us discuss each of them one by one. Zeroth law… Read More »