How do ships float ?

Thinking or wanna walk on water ? – really bad idea. Why cant we walk on water ? Why does not everything float ? Why doesn’t a stone or any other thing float even if they are are very small ? & HOW DO SHIPS FLOAT BEING SO HEAVY ? I bet…

SURPRISE ME !

How does Geneva drive mechanism works ?

The Geneva drive or Maltese cross is a gear mechanism that translates a continuous rotation into an intermittent rotary motion. The rotating drive wheel has a pin that reaches into a slot of the driven wheel advancing it by one step. The drive wheel also has a raised circular blocking…

SURPRISE ME !

Boeing’s new laser powered fusion-fission jet engine

Get ready, for this highly UNREALISTIC jet engine… Boeing has received a patent, US 9068562, which combines inertial confinement fusion, fission, and a turbine that generates electricity. Currently this kind of engine is completely unrealistic given our mastery of fusion. But perhaps in future this might be an excellent idea.  …

SURPRISE ME !

Working of a Differential

Introduction:- In my previous article we saw about how trains turn on curved tracks. Well in automobiles, we can’t use the same principle for turning around a corner as our cars don’t run on tracks. So we cannot design our tires as the train wheels. At the beginning of auto industry,…

SURPRISE ME !

How do trains turn without differential ?

We have travelled thousands of kilometers in trains, but we haven’t given a thought about how do trains turn during a curved path ? Both the wheels are connected through an axle & obviously are of same diameter. But,when a train takes turn, the outer wheel has to cover more…

SURPRISE ME !