一简谐振子沿轴振动,平衡位置在坐标原点。
=0时刻振子的位移
=
m;
=
时刻
=0.2m;
=4
时刻
=0.2m。该振子的振幅和周期可能为 ( )
A.0.2m,![]() |
B.0.2m,![]() |
C.0.4m,![]() |
D.0.4m,8![]() |
一简谐振子沿轴振动,平衡位置在坐标原点。
=0时刻振子的位移
=
m;
=
时刻
=0.2m;
=4
时刻
=0.2m。该振子的振幅和周期可能为 ( )
A.0.2m,![]() |
B.0.2m,![]() |
C.0.4m,![]() |
D.0.4m,8![]() |
试题篮
()