Physics Formal Assessment Lab5 Under Mr Tan

10 Questions | Attempts: 48
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  • 1/10 Questions

    In a seesaw, torque is NOT affected by

    • Force applied
    • Distance from the fulcrum
    • Time spent on the seesaw
    • Weight
    • Acceleration due to gravity
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About This Quiz

This exam is about torques and law of moments. There are ten items in this quiz

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  • 2. 

    What is the torque (in Nm) applied by 60.0 kg person 5 meters from the fulcrum?

    • 1780

    • 2940

    • 3522

    • 6197

    • 4558

    Correct Answer
    A. 2940
  • 3. 

    What is the torque (in Nm) applied by 100 N person 10.0 meters from the fulcrum?

    • 500

    • 1000

    • 1500

    • 2000

    • 10000

    Correct Answer
    A. 1000
  • 4. 

    What is the torque (in Nm) applied by a 686 N person about the front support of a diving board, 3.0 m from the support.

    • 1477

    • 4500

    • 2100

    • 2500

    • 2058

    Correct Answer
    A. 2058
  • 5. 

    A 2.0 kg board serves as a seesaw for two children. One child has a mass of 30 kg and sits 2.5 m from the pivot point. At what distance from the pivot must a 25 kg child place herself to balance the seesaw?

    • 1m

    • 2m

    • 3m

    • 4m

    • 5m

    Correct Answer
    A. 3m
  • 6. 

    Noynoy and Manny are on a see-saw. Noynoy is 73kg and is 2.3m away from the center of the see-saw. Lily is 3.1m away. The see-saw is balanced. What is Manny's mass?

    • 4.52 kg

    • 4.52 N

    • 73.4 kg

    • 84.11 kg

    • 53.4 kg

    Correct Answer
    A. 53.4 kg
  • 7. 

    The ability of a force to cause rotation

    • Acceleration

    • Law of moments

    • Torque

    • Both b and c

    • None of the above

    Correct Answer
    A. Both b and c
  • 8. 

    The sum of clockwise torque should be equal to the sum of the counterclockwise torque. This is known as the

    • 1st condition of equilibrium

    • 2nd condition of equilibrium

    • 3rd condition of equilibrium

    • 4th condition of equilibrium

    • 5th condition of equilibrium

    Correct Answer
    A. 2nd condition of equilibrium
  • 9. 

    Roger, who has a mass of 55.0 kg, is sitting on the edge on the left side of a 4.00 m seesaw with the fulcrum found in the middle. Where should John sit on the right side if he has a mass of 75.0 kg?

    • 2.9 m from the fulcrum

    • 3.5 m from the fulcrum

    • 1.5 m from the fulcrum

    • 1.6 m from the fulcrum

    • 0.4 m from the fulcrum

    Correct Answer
    A. 2.9 m from the fulcrum
  • 10. 

    A 15 N box and a 25 N child sit at opposite ends of a 4.0 m seesaw pivoted at its center. Where should a third box whose weight is 20 N sit in order to balance the seesaw?

    • 2m from the 15 N box

    • 1 m from the 25 N box

    • 1.5 m from the 25 N box

    • 0.55 from the 15 N box

    • None of the above

    Correct Answer
    A. 2m from the 15 N box

Quiz Review Timeline (Updated): Mar 21, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 21, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • May 10, 2010
    Quiz Created by
    Thechadwictan
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