If the woman in the previous question doubles the constant horizontal force that she exerts on the box to push it on the same horizontal floor, the box

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

If the woman in the previous question doubles the constant horizontal force that she exerts on the box to push it on the same horizontal floor, the box then moves

(A) with a constant speed that is double the speed v0 in the previous question.

(B) with a constant speed that is greater than the speed v0 in the previous question, but not necessarily twice as great.

(C) for a while with a speed that is constant and greater than the speed v0 in the previous question then with a speed that increases thereafter.

(D) for a while with an increasing speed, then with a constant speed thereafter.

(E) with a continuously increasing speed.

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

🔑 Chủ đề: trac nghiem.

Câu trả lời hay nhất

🕵 Bạn Huỳnh Nhật Thắng trả lời:

Chọn câu (E): with a continuously increasing speed.

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Các câu trả lời

👤 Trần Thị Minh viết:

Chọn C, for a while with a speed that is constant and greater than the speed v0 in the previous question then with a speed that increases thereafter.

👤 Nguyễn Thị Phúc viết:

Chọn D, for a while with an increasing speed, then with a constant speed thereafter.

👤 Trần Thị Anh viết:

Chọn E, with a continuously increasing speed.

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

👤 Nguyễn Thị Anh viết:

Chọn B, with a constant speed that is greater than the speed v0 in the previous question, but not necessarily twice as great.

👤 Trần Thị Phúc viết:

Chọn A, with a constant speed that is double the speed v0 in the previous question.

👤 Trần Thị Đức viết:

Chọn E: with a continuously increasing speed.

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