一质点作谐振动,周期为T,当它由平衡位置向 x 轴正方向运动时,从二分之一位移处到最大位移处这所需要的时间为
A.
T/6
B.
T/12
C.
T/4
D.
T/8
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【单选题】“But as Miss Brill wondered, the ermine toque turned, raised her hand as though she’d seen someone else, much nicer, just over there, and pattered away.” This sentence about the woman wearing an ermin...
A.
The woman, like Miss Brill, longs for company
B.
The woman, like Miss Brill, remains active and hopeful after a humiliating rejection
C.
The woman, like Miss Brill, is curious about others’ lives
D.
The woman, like Miss Brill, considers herself to be an actress in a play
【单选题】"But as Miss Brill wondered, the ermine toque turned, raised her hand as though she'd seen someone else, much nicer, just over there, and pattered away." This sentence about the woman wearing ermine t...
A.
the woman, like Miss Brill, longs for company
B.
the woman, like Miss Brill, remains active and hopeful after a humiliating rejection
C.
the woman, like Miss Brill, is curious about other's lives
D.
the woman, like Miss Brill, consider herself to be an actress in a play
【单选题】“But as Miss Brill wondered, the ermine toque turned, raised her hand as though she'd seen someone else, much nicer, just over there, and pattered away.” This sentence about the woman wearing an ermin...
A.
the woman, like Miss Brill, longs for company
B.
the woman, like Miss Brill, remains active and hopeful after a humiliating rejection
C.
the woman, like Miss Brill, is curious about others’ lives
D.
the woman, like Miss Brill, feels herself as an actress in a play
【单选题】“But as Miss Brill wondered, the ermine toque turned, raised her hand as though she'd seen someone else, much nicer, just over there, and pattered away.” This sentence about the woman wearing an ermin...
A.
the woman, like Miss Brill, feels herself as an actress in a play
B.
the woman, like Miss Brill, longs for company
C.
the woman, like Miss Brill, remains active and hopeful after a humiliating rejection
D.
the woman, like Miss Brill, is curious about others’ lives