
Flashcards - Moments - Turning effect of the Force

Flashcard
•
Physics
•
10th Grade
•
Easy
NGUYEN UYEN
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15 questions
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1.
FLASHCARD QUESTION
Front
Torque (moment) is the turning effect of a force applied at a distance from a pivot point.
Back
Mô men lực là tác dụng làm quay của một lực khi lực đó tác dụng cách trục quay một khoảng.
2.
FLASHCARD QUESTION
Front
When does an object reach a rotational equilibrium state?
Back
When the sum of clockwise and counterclockwise moments is zero.
Khi tổng các mô men lực theo chiều kim đồng hồ và ngược chiều kim đồng hồ bằng không.
3.
FLASHCARD QUESTION
Front
What is the formula for moment?
Back
M = F x d
Torque = Force × Lever arm.
4.
FLASHCARD QUESTION
Front
A lever arm is:
Cánh tay đòn là:
Back
The perpendicular distance from the pivot to the line of action of the force.
Khoảng cách vuông góc từ trục quay đến giá của lực tác dụng.
5.
FLASHCARD QUESTION
Front
Give an example of torque in daily life.
Cho ví dụ về mô men lực trong đời sống.
Back
Opening a door by pushing far from the hinges.
Mở cửa bằng cách đẩy ở vị trí xa bản lề.
6.
FLASHCARD QUESTION
Front
The condition for force equilibrium:
Điều kiện cân bằng lực là:
Back
The sum of all forces acting on an object must be zero.
Tổng các lực tác dụng lên vật phải bằng không.
7.
FLASHCARD QUESTION
Front
Why is a longer wrench better for loosening bolts?
Vì sao dùng cờ lê dài dễ tháo ốc hơn?
Back
Because a longer lever arm produces more torque (moment) with the same force.
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