2 times 10 to the power of 5 is your answer.
Answer and Explanation:
The computation of the shortest wavelength in the series is shown below:-

Where
represents wavelength
R represents Rydberg's constant
represents Final energy states
and
represents initial energy states
Now Substitute is

now we will put the values into the above formula


Now we will rewrite the answer in the term of 

So, the whole Paschen series is in the part of the spectrum.
Answer: friction reduces the speed during motion
Explanation:
The more the friction, the lesser the speed during motion
Answer:
1.23453*10^5 is scientific way