What is the weight of the smaller person on the teeter-totter?

Static Equilibrium and Moments

Interactive Video
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Physics
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9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2000 Newtons
1500 Newtons
1000 Newtons
500 Newtons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a free body diagram, what does the reaction force do?
Prevents the object from moving sideways
Prevents the object from falling
Increases the weight of the object
Pushes the object down
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be true for static equilibrium in the X direction?
Sum of forces must be zero
Sum of forces must be positive
Sum of forces must be negative
Sum of forces must be equal to the weight
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the calculated reaction force in the Y direction?
500 Newtons
1000 Newtons
1500 Newtons
2000 Newtons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating moments about a point?
Force plus distance
Distance divided by force
Force times distance
Force divided by distance
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What direction is considered positive for moments in this problem?
Downward
Upward
Clockwise
Counterclockwise
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How far must the heavier person sit from the pivot to maintain equilibrium?
1 meter
4 meters
3 meters
2 meters
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