A friend is balancing a fork on one finger. Which of the following are correct explanations of how he accomplishes this? Select two answers.(a) Total energy is conserved. , (b) The fork’s moment of inertia is zero. , (c) The fork’s center of mass is above his finger. , (d) The fork’s clockwise torque is equal to its counterclockwise torque. , (e) The fork has a net angular momentum. :

A friend is balancing a fork on one finger. Which of the following are correct explanations of how he accomplishes this? Select two answers. • Nerd Notes

AP Physics 1

6.4 Conservation of Angular Momentum

6.3 Angular Momentum and Angular Impulse

5.5 Rotational Equilibrium and Newton’s First Law in Rotational Form

5.3 Torque

Multi-Unit

IntermediateMCQConceptual32.7k

A friend is balancing a fork on one finger. Which of the following are correct explanations of how he accomplishes this? Select two answers.

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