WorksheetsMoments in Physics Quiz
Total questions: 10
Worksheet time: 9mins
What is the principle of moments in physics?
In physics, the principle of moments refers to the force required to move an object in a circular motion.
The principle of moments is the concept that the total force applied to an object is equal to the distance it travels.
The principle of moments states that the sum of the clockwise moments is greater than the sum of the anticlockwise moments.
The sum of the clockwise moments about any point must be equal to the sum of the anticlockwise moments about the same point.
How do you identify the fulcrum in a lever system?
By observing the color of the lever
By measuring the length of the lever
By locating the point where the lever pivots or rotates.
By counting the number of objects on the lever
If a seesaw is in equilibrium, what can you say about the sum of the clockwise moments and the sum of the anticlockwise moments?
The sum of the clockwise moments is unrelated to the sum of the anticlockwise moments.
The sum of the clockwise moments is equal to the sum of the anticlockwise moments.
The sum of the clockwise moments is less than the sum of the anticlockwise moments.
The sum of the clockwise moments is greater than the sum of the anticlockwise moments.
In a playground, if a heavier child sits closer to the center of the seesaw, how does it affect the balance?
It will cause the seesaw to tilt towards the lighter child.
It will cause the seesaw to remain balanced.
It will cause the seesaw to flip over.
It will cause the seesaw to tilt towards the heavier child.
What is the formula for calculating the moment of a force?
force x distance
force + distance
force x perpendicular distance
force / distance
In a playground, if a lighter student sits farther from the center of the seesaw, how does it affect the balance?
It will cause the seesaw to not move at all
It will cause the seesaw to tilt towards the heavier student.
It will cause the seesaw to stay perfectly balanced
It will cause the seesaw to tilt towards the lighter student
A metre ruler is suspended on a spring balance as shown. Calculate the reading of the tension on the spring balance.
20
8
240
5
What is the name of this symbol Σ
(a)
Circle the fulcrum
The diagram shows several forces acting on a metre rule. If the system is in equilibrium, calculate the value of W
700
210
18
20
