A 460-turn solenoid of length 30.0 cm and radius 4.00 cm carries a current of 3.50 A. What is the magnetic field strength inside the coil at its midpoint?What is the magnetic field strength inside the coil at its midpoint?
a. 2.02E–3 T
b. 6.74E–3 T
c. 6.07E–4 T
d. 4.95E–5 T
b
Physics & Space Science
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a. Homo Sapiens b. Homo Sapiens c. homo sapiens d. Homo sapiens e. Homo sapiens
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Habitability generally refers to an environment capable of sustaining
A) human life B) plant life C) microbial life only D) any kind of life
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A small source radiates an electromagnetic wave with a single frequency into vacuum, equally in all directions. As the wave moves, its speed:
1.increases. 2.decreases. 3.stays constant.
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The horizontal surface on which the objects slide is frictionless. If M = 2.0 kg, the tension in string 1 is 12 N. Determine F
a.
25 N
b.
20 N
c.
30 N
d.
35 N
e.
40 N
Physics & Space Science