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8 9 . - ó ( ). , , 9 ( ) , U (t), . , (m = 9,110-31 ). , , .
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() - ( ), .2. ( ), , . . U (t), U (t) . U (t) .
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U = U y0 cos (ω t + φ2), =cos (ω t + φ2). U = U 0 cos (ω t + φ1). = cos (ω t + φ1).
, . :
) φ1 = φ2, / = / , = kx, k=B/A (k> 0). , 2 2 , (. .3);
) φ2 = φ1 + π, =cos (ω t + π +φ1) = - cos (ω t + φ1), = kx, k= - B/A (k< 0)., (. . 3);
) φ2 = φ1 π/2, / = cos (ω t + φ1), / = cos (ω t+ φ1 π/2) = sin (ω t+ φ1).
, :
.
, , 2 2 (. . 3);
) , 2 2 , φ2 φ1. :
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φ2 φ1 = arcsin ( 0/ ), φ2 φ1 = arcsin ( 0/ ), (2)
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1.
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1. f 500 1000 ( ) Y .
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4. f , ջ, . , f = f . Δφ = 0, π/2, π.
5. f , f f : f = 1: 2; f : f = 1: 3; f : f = 2: 1; f : f = 3: 1;
f : f = 3: 2. Δφ = 0, π/2, π.
3.
1. f = 1 ջ . Y .
2. , , ջ ( ). (1 ), .
3. 0, π/4, π/2 . . 14 0, 0, , , (2) Δφ .
4.
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