Một vật nhỏ dao động điều hòa trên trục Ox quanh vị trí cân bằng O. Đồ thị biểu diễn sự biến đổi của gia tốc theo li độ là:

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions:  

  The _____ dressed woman in the advertisement has a pose smile on her face.         

• Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions:

  All his plans for starting his own business fell __________.             

• Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions:  

  ___________ to the national park before, Sue was amazed to see the geyser.           

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:   

  ______he worked, the more he earned.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:  

  Long wanted to know_________in my family.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  At present, the new director_______to foster a culture of open cummunication within the company.             

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:  

  A recent survey has shown that______ increasing number of men are willing to share the housework with their wives.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:   

  Richard had to pay a fine, _____?         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  The marathon, first staged in 1896, ______ the legendary feat of a Greek soldier who carried news of victory from the battle at Marathon to Athens.  

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following sentences:

  They tell me about the film______on TV last week.