3. a. A lamp unit in a lighthouse similar to that in Figure 2 rotates at 12 rpm given that the instantaneous tangential

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3 A A Lamp Unit In A Lighthouse Similar To That In Figure 2 Rotates At 12 Rpm Given That The Instantaneous Tangential 1 (28.82 KiB) Viewed 33 times

3 A A Lamp Unit In A Lighthouse Similar To That In Figure 2 Rotates At 12 Rpm Given That The Instantaneous Tangential 2 (66.38 KiB) Viewed 33 times

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3. a. A lamp unit in a lighthouse similar to that in Figure 2 rotates at 12 rpm given that the instantaneous tangential velocity of the lamp is 0.9 m/s calculate the diameter of the lamp. [8 marks] h hon the

Figure 2: Light house and Lamp unit.