The radius of a circle is measured to be (10.5 ± 0.2) m. Calculate the (a) Area and (b) Circumference of the circle and give the uncertainty in each value.
Answer to relevant QuestionsHow many significant figures are in the following numbers? (a) 78.9 ± 0.2 (d) 0.005 3. (c) 2.46 X 10-6 (b) 3.788 X 109A sidewalk is to be constructed around a swimming pool that measures (10.0 ± 0.1) m by (17.0 ± 0.1) m. If the sidewalk is to measure (1.00 ± 0.01) m wide by (9.0 ± 0.1) cm thick, what volume of concrete is needed, and ...Collectible coins are sometimes plated with gold to enhance their beauty and value. Consider a commemorative quarter-dollar advertised for sale at $4.98. It has a diameter of 24.1mm, a thickness of 1.78 mm, and is completely ...The position of a pine wood derby car was observed at various times; the results are summarized in the following table. Find the average velocity of the car for (a) The first second, (b) The last 3 s, and (c) The entire ...A hare and a tortoise compete in a race over a course 1.00 km long. The tortoise crawls straight and steadily at its maximum speed of 0.200 m/s toward the finish line. The hare runs at its maximum speed of 8.00 m/s toward ...
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