Doubling the capacitance of a capacitor holding a constant charge causes the energy stored in that capacitor to O quadruple. O double. decrease to one half. decrease to one fourth.

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Please answer A, B, and C.

You walk 200 feet west and 100 feet north to bury your treasure chest. But when you return to dig it up, you will be in a hurry and should walk straight to it. Determine the angle you should walk, relative to due west and the distance.

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A spelunker is surveying a cave. She follows a passage 160 m straight west, then 230 m in a direction 45degree east of south, and then 280 m at 30 degree east of north. After a fourth unmeasured displacement, she finds herself back where she started.

A ferry transports tourists among three islands. It sails from the first island to the second island, 5.84 km away, in a direction 37.0° north of east. It then sails from the second island to the third island in a direction 58.5° west of north. Finally, it returns to the first island, sailing in a direction 28.0° east of south. (a) Calculate the distance between the second and third islands. Your response differs from the correct answer by more than 10%. Double check your calculations. km (b) Calculate the distance between the first and third islands. km

2 sig figs. Answer in degrees. Put north in the direction of positive y, and East in the direction of positive x.

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A girl delivering newspapers covers her route by traveling 5.00 blocks west, 3.00 blocks north, and then 8.00 blocks east. - What is her final position relative to her starting location? (Enter the magnitude in blocks and the direction in degrees north of east.) -What is the length (in blocks) of the path she walked?