A prodect is defined as
1 answer:
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Length of the sheet is given as
width of the sheet is given as
now let say its thickness is "t"
so the volume of the sheet is given as
mass of the sheet is given as
now we have
by solving above we have
so the thickness of sheet will be above
Answer:
Explanation:
Given data
To find
Kinetic Energy
Solution
The moment of inertia is given as:
The angular acceleration is given as:
Now the angular velocity is given by:
So the kinetic energy given as:
Answer:
35.7 mA
Explanation:
The magnetic field inside a solenoid is given by:
(1)
where
is the vacuum permeability
I is the current
n is the number of turns per unit length
Since we have
N = 870 turns
L = 0.390 (length of the solenoid)
we can calculate n
And now we can re-arrange eq.(1) to find the current, I: