1 ) The normal component of the acceleration is always directed toward the center of curvature of the path of the particle .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
2 ) The tangential component of the acceleration measures the rate of change of the speed .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
3 ) Tangential and normal components are most often used when the particle of interest travels along a known curvilinear path or when the radius of curvature of the path is to be determined .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
4 ) The rectilinear motion of a particle , i.e. , the motion of a particle along a straight line .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
5 ) The velocity v of the particle P is to be equal to the time derivative of the position coordinate x .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
6 ) We obtained the acceleration a by differentiating v with respect to t ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
7 ) Two types of motion are frequently encountered. Uniform rectilinear motion and Uniformly accelerated rectilinear motion .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
8 ) Uniform rectilinear motion in which the velocity v of the particle is constant .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
9 ) Uniform rectilinear motion is expressed as ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
10 ) Uniform accelerated rectilinear motion in which the acceleration a of the particle is constant .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
11 ) Uniform accelerated rectilinear motion equations are expressed as ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
12 ) When several blocks are connected by inextensible cords , it is possible to write a linear relation between their position coordinates in term of its length .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
13 ) The curvilinear motion of a particle, i.e., the motion of a particle along a curved path ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
14 ) Denoting the rectangular coordinates of a particle P by x, y, and z, we found that the rectangular components of the velocity and acceleration of P equal, respectively, the first and second derivatives with respect to t .
A ) True ,
B ) False ,
Correct answers : - A ) True ,
15 ) Denoting the relative position vector of B with respect to A by r B/A ,
A ) rB – rA ,
B ) rA – rB ,
Correct answers : - A ) rB – rA ,
16 ) Denoting the relative velocity of B with respect to A by vB/A ,
A ) vB – vA ,
B ) vA – vB ,
Correct answers : - A ) vB – vA ,
17 ) Denoting the relative acceleration of B with respect to A by aB/A ,
A ) aB – aA ,
B ) aA – aB ,
Correct answers : - A ) aB – aA ,
18 ) It is sometimes convenient to resolve the velocity and acceleration of a particle P into components other than the rectangular x, y, and z components ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
19 ) The velocity of the particle in terms of tangential and normal components is expressed as ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
20 ) The acceleration of the particle in terms of tangential and normal components is expressed as ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
21 ) The velocity of the particle in terms of radial and transverse components is expressed as ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
22 ) The acceleration of the particle in terms of radial and transverse components is expressed as ,
A ) True ,
B ) False ,
Correct answers: True
23 ) The scalar components of the velocity in the radial and transverse directions are given as ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
24 ) The scalar components of acceleration in the radial and transverse directions are given as ,
A ) True ,
B ) False ,
Correct Answer : - A ) True ,
25 ) ar is not equal to the time derivative of vr ,
A ) True ,
B ) False ,
Correct answers : - A ) True ,
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 The normal component of the acceleration is always directed toward the center of curvature of the path of the particle . A ) True , B ) False ,){kind=link}
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