O -9.09 points SerCP9 1.P.021. The diameter of a sphere is measured to be 4.74 in....
09.09 points SerCP9 1.P021 The diameter of a sphere is measured to be 7.74 in. (a) Find the radius of the sphere in centimeters. cm (b) Find the surface area of the sphere in square centimeters. cm (c) Find the volume of the sphere in cubic centimeters. 3 cm Need Help? Read it | | | Talk to a Tutor rS PREMIUM SOUND
The diameter of a sphere is measured to be 4.11in. (a) Find the radius of the sphere in centimeters. cm (b) Find the surface area of the sphere in square centimeters. cm2 (c) Find the volume of the sphere in cubic centimeters. cm3
4. -9.09 points KatzPSE1 19.P.017 At 21.5°C, the radius of a solid aluminum sphere is 6.00 cm (a) At what temperature will the volume of the sphere have increased by 2.50%? oc (b) what is the increase in the sphere's radius if it is heated to 300°C? Assume α = 22.2 x 10-6 K-1 and β = 66.6 x 10-6 K-1 cm Need Help? Read It Submit Answer Save Progress Practice Another Version
Help? Read Master Talk to Tutor wints SERCP9 16.P.022 My Notes Ask Your Teacher metal sphere of a small Van de Graaff generator illustrated in the following figure has a radius of 39.8 cm. When the electric field at the surface of the sphere reaches 3.0 x 10 V/m, the air Es down, and the generator discharges. What is the maximum potential the sphere can have before breakdown occurs? Metal dome -Belt Lab 1 Homework doox Lab 1 Homework.docx Ville...
5 attempts left Check my work 1 cm Use the value of a from your calculator or 11 = 3.1416. a. Compute the volume of the sphere to the nearest cubic centimeter. The approximate volume is cm3. b. Compute the surface area to the nearest square centimeter. The approximate surface area is cm2 eBook & Resources SECTION 11.3 VOLUME AND SURFACE AREA Type here to search o E
6. O -19.09 points SerCP9 12.P.038. A heat pump has a coefficient of performance of 3.75 and operates with a power consumption of 6.89 x 10 W. (a) How much energy does it deliver into a home during 4 h of continuous operation? (b) How much energy does it extract from the outside air? Need Help? Talk to a Tutor
1 points LarCalcET7 7.2.073. 11 Find the volumes of the solids whose bases are bounded by the graphs of y x 1 and y x-1, with the indicated cross sections taken perpendicular to the x-axis. (a) squares (b) rectangles of height 1 Need Help? Read It Talk to a Tutor 1 points LarCalcET6 7.2.057, 12 + the resulting ring. f a metal sphere of radius R. The hole has a radius r. Find the volume A manufacturer drills hole through...
+-/8.37 points MCM8 8.P.022 12. In heterogeneous catalysis the rate of the catalyzed reaction, khs depends on the contact surface area between the reactants in one phase and the catalyst in another Suppose you have a block of platinum measuring 2.49 cm x 2.58 cm x 3.10 cm. Platinum has a density of 21.45 q/cm3 (a) What is the total surface area, i.e. the area in possible contact with the reactants, of this block of platinum? 4.0 cm2 (b) What...
7. -14.32 points SerCP9 15.P.030 The figure below shows the electric field lines for two point charges separated by a small distance 92 (a) Determine the ratio q1/qz (b) What are the signs of qi and q2? 91 is positive □ qi is negative. 92 is positive. 92 is negative. Need Help? Talk to s Tutor O Type here to search
0/12.5 points | Previous Answers SerCP9 16.P 012 МУ Notes + The two charges in the figure below are separated by d 4.00 cm. (Let q-13.5 nC and q2 27.5 nC.) 60.0° B (a) Find the electric potential at point A 5.0 Your response differs from the correct answer by more than 10%. Double check your calculations. kV (b) Find the electric potential at point B, which is halfway between the charges. 10.2 Your response differs from the correct answer...