Whatever efforts you are taking are truly commendable no no cares to share their knowledge in today's highly competitive world but seeing something like this is truly great 😀

zaveriOf course they do. in fact all motor and engine powered vehicles do. In such vehicles, the suspension is as basic a subsystem as wheels. Remember: any motor vehicle without...

simple density=mass/volume assuming volume to be constant(at the given temperature and pressure) so low density= low mass so lower weight and so it will float up as the heavier air...

Separate engine design is required for jet fuels your normal engine wont have enough power to ignite the fuel but with additional modifications it is possible and has been done...