Circular Motion (HSC SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is torque in rotational motion?
What is torque in rotational motion?
Rotational equivalent of force
In the torque equation , what does represent?
In the torque equation , what does represent?
Distance from pivot to force point
What are the correct units for torque?
What are the correct units for torque?
N m (newton-metres)
At what angle does maximum torque occur?
At what angle does maximum torque occur?
(perpendicular to lever arm)
When does applied force produce zero torque?
When does applied force produce zero torque?
When force is parallel to lever arm
Using the right-hand rule, where does your thumb point?
Using the right-hand rule, where does your thumb point?
Direction of torque vector
Why are longer spanner handles more effective?
Why are longer spanner handles more effective?
They provide longer lever arm
What is the key difference between pivot point and axis of rotation?
What is the key difference between pivot point and axis of rotation?
Pivot is a point, axis is a line
A force of 80 N is applied perpendicular to a 0.4 m lever arm. What is the torque?
A force of 80 N is applied perpendicular to a 0.4 m lever arm. What is the torque?
32 N m
If N m, m, , what is ? (Note: )
If N m, m, , what is ? (Note: )
200 N