Page 1 - SP015 Past Years PSPM Chapter 6 -14 Ver 2020
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PSPM SP015
PSPM CHAPTER 6: CIRCULAR MOTION
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Uniform Circular Motion
PSPM 2017/2018 SF016/2 No. 4(a)(ii)
1. Define centripetal acceleration. [1 m]
UPS 2001/2002 SF015 No. 5(a)
2. Does a body moving in a uniform circular motion have acceleration? Explain briefly.
[2 m]
PSPM 2013/2014 SF016/2 No. 4(a)(ii)
3. Why is the direction of centripetal acceleration always perpendicular to the velocity?
[2 m]
PSPM 2016/2017 SF016/2 No. 4(a)
4.
P Q
FIGURE 6.1
Sketch the change in the velocity of an object due to position P and Q which will show
that the object is in a uniform circular motion as shown in FIGURE 6.1. [2 m]
PSPM 2008/2009 SF017/2 No. 11(b)
5. Calculate the centripetal acceleration of an object at the equator due to rotation of earth.
6
The radius of earth is 6.4 × 10 m. [4 m]
Centripetal Force
PSPM 2013/2014 SF016/2 No. 4(a)(i)
6. Define centripetal force. [1 m]
1

