Tuesday 24 September 2013

Science & Technology: Fun Facts About Cars We All Should Know

Audi A3 Sportback
Winner of the WhatCar? Car of the Year 2013 Award
Image from Telegraph

I'm curious. Since I have been practising driving recently, I started to be curious about topics related to cars and driving, especially the mechanics of a car.

What is Rallying?

Some many years ago when Jeremy Clarkson was still young...

Did the British really invent rallying? I have no idea, but I'm sure that other countries will disagree with Jeremy.

What is rallying? That' a long story that goes back to the first Monte Carlo Rally in January 1911, I can't help but going into Wikipedia to get my answer. We all should in fact, but here's a summary:

Asphalt / Tarmac
Image from Wikipedia

Image from Wikipedia

Rallying is a car race going round specific courses or on all sorts of surfaces and terrains such as asphalt / tarmac, gravel, dessert, snow or ice with much emphasis on timekeeping.

What is Drag Racing?

Quite simply, a race between 2 cars in a straight lines at a fixed distance, using whatever cars you've got, original or modified.

How Does Steering Work?

Centre of turning circle
Image from HowStuffWork?

Rack-and-Pinion Steering
Wheel turns at different angle
Image from HowStuffWork?

This is hugely complicated and I am tempted to simplify things here, but I can't. HowStuffWorks? has an excellent detailed diagrammed explanation, so you are advised to read that.

Recirculating-ball Steering
Image from HowStuffWork?

Ball bearings fill the thread
Image from HowStuffWork?

Unless you want something very visual and simple, and you can watch the following video till the 2:00min mark.

How Formula 1 Steering Wheels Work?

Let's welcome world-class F1 driver Lewis Hamilton for the explanation.

Coming up in the next blog entry, we'll talk about electric vehicles.

terrain -- (n)[U] an area of land, when considering its natural features:
asphalt / tarmac --(n)(also tarmacadam) trademark (an area of) black material used for building roads, etc., that consists of tar mixed with small stones
gravel -- (n)[U] small rounded stones, often mixed with sand:


Rallying @ Wikipedia

BBC: Rallying and British Attitude- Jeremy Clarkson's Motorworld @YouTube

Drag Racing @ Wikipedia

Drag Racing - Top Gear - Series 19 Episode 2 - BBC Two @YouTube

How Car Steering Works @ How Stuff Works?

Lewis Hamilton explains how Formula 1 steering wheels work