As we know that time period of simple pendulum is given as
T = 2π √L/g
Answer:
x=31.09m
Explanation:
p1=p2
The momentum of flatcar and the momentum of the worker so
The velocity of the worker is:

The total motion has a total velocity and is

The time the worker take walking is

Now the total time and the total velocity determinate the motion of tha flatcar how far has moved

"Folders allow you to organize and maintain files" is the statement that best describes the role of folders in the operating system. The correct option in respect to the question given is option "D". Folders help a person to assimilate all the required files within one common space. It helps the person to find all documents related to a single subject within a single folder. If the folder was not present, then there was probality of missing an important file or loosing valuable time searching through a huge number of files. The folder can easily be moved from one drive to another without any hassle.
When you keep raisin in water and the raisin gets puffed.
Movement of salt-water in animal cell across our cell membrane.