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全心全意()是贯穿中国革命道德始终如一的一根红线,()是社会主义道德的核心,是社会主义道德观的集中体现,是全体中国人民共同遵循的道德要求。
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【单选题】An uniform thin rod OA is pivoted on a frictionless hinge at one end O, as shown in the figure. The rod is held at rest horizontally and then released. When it reaches the vertical position which one ...
A.
Angular velocity varies from small to big, angular acceleration remains unchanged;
B.
Bothe angular velocity and angular acceleration vary from small to big;
C.
Angular velocity varies from small to big, while angular acceleration varies from big to small;
D.
Angular velocity remains unchanged , angular acceleration equals zero.
【单选题】An uniform thin rod OA is pivoted on a frictionless hinge at one end O, as shown in Fig. The rod is held at rest horizontally and then released. When it reaches the vertical position which one is corr...
A.
Angular velocity varies from small to big, angular acceleration remains unchanged;
B.
Both angular velocity and angular acceleration vary from small to big;
C.
Angular velocity varies from small to big, while angular acceleration varies from big to small;
D.
Angular velocity remains unchanged, angular acceleration equals zero.
【简答题】A thin rod is uniformly charged (Q, L). How much is the electric potential for point P in the figure? (3 significant numbers)【图片】【图片】
【单选题】It's not worth _____ for your loss since you can't make any change. You should move on.
A.
crying
B.
cry
C.
sad
D.
upset
【简答题】甲以个人财产某商业房作为出资设立个人独资企业。企业设立后,其妻乙购福利彩票中奖100万元,后提出与甲离婚。离婚诉讼期间,甲病故,企业尚欠银行债务120万元。另外,甲有一18岁的女儿丙。某律师认为:若甲的继承人不可以继承投资人的身份,必须由法院指定的清算人进行清算,企业财产首先应缴纳企业所得税,剩余企业财产不足以偿还银行债务,以全部家庭共有财产承担无限责任,包括乙中奖的100万元在内。问:该意见是否...
【简答题】A thin rod of finite length L has charge q spread uniformly along it. What is the magnitude E of the electric field at point P where is from the rod d (linear density: l ) ?
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