Answer:
Product, 
P = 639619.091888
Explanation:
In this case, we need to find the product of two numbers. These are as follows :


On doing calculation, we get the product of two numbers as :


P = 639619.091888
In scientific notation the product of two number is given by :

Hence, this is the required solution.
Answer:The loudest of the two sound wave is second one
Explanation:because if shout the sound go high,then which one show you the highest the second one rigth
Answer:
Explanation:
Option C is the correct answer
Answer:
is the density of the oil
Explanation:
Given:
- height of oil column,

- oil column height that is more than the water column height in the other arm,

<u>Now from the given it is clear that the height of water column is:</u>



Now according to the pressure balance condition of fluid columns:
Pressure due to water column = Pressure due to oil column



is the density of the oil