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

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Question

Mechanical Engineering

QUESTION 1

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

A.

yes

B.

no

QUESTION 2

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

A.

yes

B.

no

QUESTION 3

Normal coordinate is selected so that its positive direction isin

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 isnormal acceleration of the particle at position P in[ft/s2]?

Answer & Explanation Solved by verified expert
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