They do. mostly because they want validation from others
I this is tricky one sec.. I would go with b
This depends on whether the pipe is closed or open ended.
The fundamental frequency of a pipe is the simplest, smallest portion of a wave that can fit into a pipe. At the open end of a pipe, there is always an antinode - an area with maximum air movement.
If it is an open ended pipe, there is an antinode at each end, meaning that the length of the pipe is equal to 1/2 <span>λ
</span>. Manipulating the formula <span><span>v=fλ</span>
</span> to solve for the fundamental frequency leaves us with <span><span>f=<span>v/<span>2L</span></span></span>
</span> in an open ended pipe.
Answer:
Election manipulation, vote rigging
Explanation:
Electoral fraud is sometimes known as election fraud or election manipulation or vote rigging is illegal in the process of election.
The electoral fraud changes from country to country .
The election process is conducted and supervised by the electoral bodies.
The manipulation of electoral processes and outcomes are also referred to as electoral malpractice.
In India a huge number of electoral malpractices are occurs.
It will happen by elections or candidates with strong criminal background are fighting the elections.