Question: 5. Find the work done by a SON force in moving a particle from P[6, 2) to Q[1, -1). The force is directed along [4,

5. Find the work done by a SON force in moving a particle from P[6, 2) to Q[1, -1). The force is directed along [4, 2). [3A, 1C] 6. Earth is located at (42, 27, 91) from the Galactic Centre. The planet Gallifrey is found at (19, 21, 12) in the same coordinate system. Find the distance between Earth and Gallifrey. [5A, 1C]
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