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- What is the area of a circle 3.102 cm in diameter?mass 9. Density = volume' Gasoline has a density of about 0.66 grams per cubic %3D centimeter. To the nearest kilogram, what is the mass of a container of gasoline that measures 30 centimeters by 30 centimeters by 30 centimeters deep? onsupse bsmrbhA136t edimsn .c B 59 O40 18if a box has a length of 10.0, CM, a width of 20.CM, and a height of 5.00, then what is its volume in m^3
- 1) If a sphere has a volume of 375.6 cm3, what is its diameter in... sphere a) dm b) feet 2) The mass of a baby's brain increases by an average of approximately 1.6 mg /min.Answers : 0.1026 in and 5.16 in/sshow complete solution and answerIn the equation, C1 = ρgy+0.5ρC22), if y is distance, g is gravitational acceleration, ρ is density and P is pressure , then, the dimensions of C2 is Select one:a. LT-1b. L-1 T-2c. L2T-2d. Dimensionlesse. LT-2
- 15. Which of the equations below are dimensionally cor- rect? (a) v = vo+ ax %3D - (b) y = (2 m) cos(kx), where k = 2 m-1 17. The consumption of natural gas by a company satisfies the empirical equation V= 1.50t + 0.008 00t2, where V is the volume in millions of cubic feet and t the time in months. Express this equation in units of cubic feet and units on the coefficients. As- %3D seconds. Put the proper sume a month is 30.0 days.1. The following data are the measurements of the dimensions of a box: l = 8.6 ± 0.5 cm h = 20.19 ± 0.01 mm w = 0.75 ± .02 mHow should the volume of the box be reported (central value ± uncertainty) incm3? Show solution.2. If the accepted value of the volume of the box in the previous question is 1300 cm3, is the measurement acceptable? Explain.Phe length and breadth of a rectangular sheet are 16.2 'cm and 10.1 cm, respectively. The area of the sheet in appropriate significant figures and error is (a) 164 ±3 cm (b) 163.62 ± 2.6 cm 2 (c) 163.6 + 2.6 cm (d) 163.62 +3 cm?