Multiple Choice
Suppose you make napkin rings by drilling holes with different diameters through two wooden balls (which also have different diameters) . You discover that both napkin rings have the same height h as shown in the figure. Use cylindrical shells to compute the volume of a napkin ring created by drilling a hole with radius d through the center of a sphere of radius D and express the answer in terms of .
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
Q24: Sketch the region bounded by the
Q25: Find the integral. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5971/.jpg" alt="Find the
Q26: Use the method of disks or washers,
Q27: Find the area of the region bounded
Q28: Use the method of disks or washers,
Q30: Find the volume of the solid obtained
Q31: A steel girder weighing 200 lb is
Q32: Given that <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5971/.jpg" alt="Given that
Q33: Find the volume of the solid obtained
Q34: The linear density of a <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5971/.jpg"