x=2 Q2. A uniform thin rod of length L, (L = 3.x m, where x is...
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x=2
Q2. A uniform thin rod of length L, (L = 3.x m, where x is the second last digit of your student
number, e.g. L = 3.7 m if your number is 12345678A), oscillates as a physical pendulum shown in
(10 marks)
the figure.
L/2
+
L/2
Figure 2
(a) Find the distance x between the stick's centre of mass and its pivot point O that gives the least
period.
(b) Calculate also that least period. x=2
Q2. A uniform thin rod of length L, (L = 3.x m, where x is the second last digit of your student
number, e.g. L = 3.7 m if your number is 12345678A), oscillates as a physical pendulum shown in
(10 marks)
the figure.
L/2
+
L/2
Figure 2
(a) Find the distance x between the stick's centre of mass and its pivot point O that gives the least
period.
(b) Calculate also that least period.