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Nina [5.8K]
2 years ago
9

If vector b is added to vector a under what conditions does the resultant vector has magnitude a+b?​

Physics
2 answers:
Softa [21]2 years ago
7 0

Explanation:

hope it's useful for you knows

Citrus2011 [14]2 years ago
5 0

The vectors must point in the same direction.

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3 years ago
Scientists are busy in invention of the devices which run from solor energy​
timama [110]

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3 years ago
How is volume and temperature related?
ololo11 [35]

Charles' Law: The Temperature-Volume Law. This law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature. As the volume goes up, the temperature also goes up, and vice-versa.

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3 years ago
According to Bernoulli's fluid formula a An increase in the speed will lower the internal pressure b An increase in the speed wi
lorasvet [3.4K]

Answer:

a An increase in the speed will lower the internal pressure

Explanation:

Bernoulli's fluid formula

P_1+\frac{1}{2}\rho v_1^2+\rho gh_1=P_1+\frac{1}{2}\rho v_2^2+\rho gh_2

where

P = Pressure

ρ = Density of fluid

g = Acceleration due to gravity

h = Height

v = Velocity of fluid

If there is no change in height then we get

P_1+\frac{1}{2}\rho v_1^2=P_1+\frac{1}{2}\rho v_2^2\\\Rightarrow P+\frac{1}{2}\rho v^2=constant

According to the Bernoulli's principle when the speed of the fluid is larger in a region of streamline flow the pressure is smaller in that region. From the above equation it can be seen that increase in speed should simultaneously reduce pressure in order for their sum to be constant.

5 0
3 years ago
12.
vazorg [7]

Answer: A

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3 years ago
Read 2 more answers
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