Energy
Induction vs Gas Stove: Which Is Really Cheaper to Cook With?
Electricity per unit sounds cheap, an LPG cylinder sounds expensive, and everyone has an opinion about which is better for the monthly budge...
Tools
Energy
How to Cut Your Electricity Bill: An Engineer's Appliance-by-Appliance Guide
Most households try to save electricity by switching off lights. Lights are rarely the problem. A few heavy appliances, often an air conditi...
Construction
How Much Steel Is Needed for a House? Thumb Rules, Bar Weights and BBS
Steel is usually the single most expensive material in the structure of a house, and it is also the one owners understand least. Contractors...
Career
CGPA to Percentage Calculator (AICTE and CBSE Formulas)
Convert your CGPA to a percentage using the formulas most Indian universities and boards use. Enter your CGPA on a 10-point scale and all th...
Science
Engineering Unit Converter: Length, Area, Force, Pressure and More
A single converter for the units engineers, students and builders deal with every day, including Indian site units such as guntha, brass and...
Science
Ohm's Law Calculator: Voltage, Current, Resistance and Power
Enter any two of voltage, current and resistance, leave the third blank, and the calculator finds the missing value along with the power in ...
Energy
Inverter and Battery Calculator: Right VA Rating and Backup Hours
List the appliances you want running during a power cut, add up their watts and use this calculator to find the right inverter rating in VA ...
Energy
EV vs Petrol Cost Calculator: How Much Will You Really Save?
This calculator compares the running cost of an electric car or scooter with a petrol one, using your own driving distance, fuel price and e...
Energy
Rooftop Solar Calculator: System Size, Subsidy and Payback in India
Type in your monthly electricity use and this calculator tells you what size rooftop solar system you need, how many panels, how much roof s...
Construction
Brick Calculator: Number of Bricks, Cement and Sand for a Wall
Use this calculator to find how many bricks you need for a wall and how much cement and sand goes into the mortar. It handles traditional re...
Construction
Concrete Calculator: Cement, Sand and Aggregate for Any Slab
Enter the size of your slab, beam or footing and this calculator tells you how many bags of cement, how much sand, how much coarse aggregate...