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4. Result and Analysis
Table 4.1: Time taken for the robot to dive in and dive out per metre

The graph and table show the relationship between distance and time taken for the robot to dive in and dive out per metre. If the
distance increase, the time taken for the robot to dive in and dive out also increases. As a result, the distance is linearly
proportional to the time taken for the robot to dive in and dive out per metre. As shown graph and table above the difference of
time taken for the robot to dive in per metre is only 2.7 seconds meanwhile the time taken for the robot to dive out per metre is
about 3.1 seconds. This time taken of robot to dive in is influenced by the speed or maybe the torque of the motors. Other than that,
this speed also maybe varied due to the current of the river. The time taken for the robot to dive out also have been considered in
the matter of buoyancy as this robot follows the concept of submarine. To be explained, a submarine or a ship can float because the
weight of water that is displace equal to the weight of the ship. This displacement of water creates an upward force called the
buoyant force. A submarine can control its buoyancy, thus allowing it to sink and surface at will. The same principles have been
followed by this project. So, this graph and table recorded the value which is really affected by the concept of submarine.

5. Conclusion

Those listed scopes have been achieved by this diving robot. For instance, this underwater vehicle is able to float without any
delay. Additionally, this diving robot also can perform well in submerging, rotate left and right and also moving forward and
reverse respectively. Furthermore, by planning this diving robot be able to dive in within 5 seconds but then according to the
performances of the robot recorded during testing was only 2.7 seconds. We also able to accomplished the main purpose of
building this project by merging the display of real time monitoring view. Last but not least, this robot be able to help fisherman to
conduct their job easily and it is also be built for safety purpose of the fisherman. In the future, we could build the real autonomous
diving robot which can operated without has no connecting cables to the body of project which can send the collecting views or
data to the host PC via wireless communication and travel to the designated location automatically.

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