Q: Is a chassis the underpart of a motor vehicle, consisting of the frame? ¶
A: Yes, If the running gear such as wheels and transmission, and sometimes even the driver's seat, are included, then the assembly is described as a rolling chassis.
Q: Is a chassis mounted inside a heavy? ¶
A: Yes, and rigid cabinet, while in other designs such as modern computer cases, lightweight covers or panels are attached to the chassis.