I’m not going to church tomorrow or Friday I don’t want to go go back up
The answer is: Motion!
Have a great day
Answer:
The tension is
Explanation:
From the question we are told that
The total mass is
The radius is
The density of air is
Generally the upward force acting on the balloon is mathematically represented as
=>
=>
Here V is the volume of the spherical helium filled balloon which is mathematically represented as
=>
=>
So
Answer:
Explanation:
We shall apply Stefan's formula
E = AσT⁴
When T = 300
I₁ = Aσ x 300⁴
When T = 400K
I₂ = Aσ x 400⁴
I₂ / I₁ = 400⁴ / 300⁴
= 256 / 81
= 3.16
I₂ = 3.16 I₁ .
Answer:
True
Explanation:
Pascal's law says that pressure applied to an enclosed fluid will be transmitted without a change in magnitude to every point of the fluid and to the walls of the container. The pressure at any point in the fluid is equal in all directions.