Hey guys <3 I need some help with this performance task,, physics isn’t my strongest subject so help is much appreciated :)

(9/9 parts)

In order to place a satellite into orbit, it requires enough fuel to supply the necessary mechanical energy. into what types of mechanical energy does the fuel get transformed?

The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f.s. = 2 against bucklin

How would a small bar magnet be oriented when placed at position x?