KIN 368 - Chapter 5

True or False: Torque is force * moment arm.

• True

• False

The units for torque are

• Nm

• N

• W

• M

True or False: Centric force causes translation and rotation.

• True

• False

True or False: The muscle lengthens during an eccentric muscle action.

• True

• False

Which of the following leads to the most stable stance?

• Lower center of gravity

• Larger base of support

• Larger weight

• All of the above

Which type of force changes only angular motion?

• Eccentric force

• Centric force

• Force couple

• Angular force

True or False: The center of gravity is not affected by Newton's laws of motion.

• True

• False

True or False: The most stable stance or position is the one that minimizes potential energy.

• True

• False

Which of the following is the equation for torque?

• F * D

• F * R

• (F * R) 𝛩

• (F * D) 𝛩

• B & C

If the axis of rotation is on the left end (where I am) of a 2 meter long table table, what is the moment arm of a chalupa supreme that is 1.9 m from the right end of the table?

• 1.9m

• 0.1m

• -0.1m

• -190cm