he positions of two blocks at successive 0.20-s time intervals are presented by the numbered squares in the following figure. The blocks are moving toward

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🗣️ Đặng Thị Thái hỏi: Cho mình hỏi một câu Force Concept Inventory (FCI) - English bài tập về nhà

he positions of two blocks at successive 0.20-s time intervals are presented by the numbered squares in the following figure. The blocks are moving toward the right.

19

Do the blocks ever have the same speed?

(A) No.

(B) Yes, at instant 2.

(C) Yes, at instant 5.

(D) Yes, at instants 2 and 5.

(E) Yes, at some time during the interval 3 to 4.

👩 Đánh giá của giáo viên: Câu này trung bình, mức độ hiểu.

🔑 Chủ đề: trac nghiem.

Câu trả lời hay nhất

🕵 Bạn Trần Thế Hào trả lời:

Chọn câu (E): Yes, at some time during the interval 3 to 4.

Chỉa sẻ
Câu trước | Câu kế tiếp
Các câu trả lời

👤 Lê Thị Mạnh viết:

Chọn C, Yes, at instant 5.

👤 Phạm Thị Lợi viết:

Chọn D, Yes, at instants 2 and 5.

👤 Trần Thị Đại viết:

Chọn E, Yes, at some time during the interval 3 to 4.

➥ 🗣️ Đặng Thị Thái trả lời: Cảm ơn bạn, câu này hình như có trong file doc này Đề của VLTT-03 (Khó và Hay)

👤 Trần Thị Khanh viết:

Chọn B, Yes, at instant 2.

👤 Phạm Thị Bách viết:

Chọn A, No.

👤 Đỗ Văn Đức viết:

Chọn E: Yes, at some time during the interval 3 to 4.

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