QUESTION 1 In the case of arbitrary planar curvilinear motion the best choice for coordinate system...

QUESTION 1

In the case of arbitrary planar curvilinear motion the best choice for coordinate system is tangential-normal system

	A.	yes
	B.	no

QUESTION 2

Tangential coordinate axis is selected so that its positive direction is in the direction of motion of particle

	A.	yes
	B.	no

QUESTION 3

Normal coordinate is selected so that its positive direction is in

	A.	arbitrary direction
	B.	direction towards the center of curvature
	C.	direction opposite to the center of curvature

QUESTION 4

Normal acceleration is

	A.	inversely proportional to speed
	B.	proportional to the radius of the curvature
	C.	inversely proportional to the radius of curvature

QUESTION 5

Particle moves along curvilinear path with velocity of 30 mi/h. If the radius of curvature at position P is 1,500 ft, what is normal acceleration of the particle at position P in [ft/s²]?

Expert Solution

samet mamat answered 2 years ago

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