13.40 Downward forces of 45.0 N and 15.0 N, respectively, are required to keep a plastic block totally immersed inwater and in oil. If the volume of the block is 8000 cm, find the density of the oil.Ans. 620 kg/m13.41 Determine the unbalanced force acting on an iron ball (r = 1.5 cm, p = 7.8 g/cm³) when just released whiletotally immersed in (a) water and (b) mercury (p = 13.6 g/cm³). What will be the initial acceleration of theAns. (a) 0.94 N down, 8.6 m/s down; (b) 0.80 N up, 7.3 m/s² upball in each case?

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13.40 Downward forces of 45.0 N and 15.0 N, respectively, are required to keep a plastic block totally immersed in water and in oil. If the volume of the block is 8000 cm', find the density of the oil. Ans. 620 kg/m

13.40 Downward forces of 45.0 N and 15.0 N, respectively, are required to keep a plastic block totally immersed in water and in oil. If the volume of the block is 8000 cm', find the density of the oil. Ans. 620 kg/m

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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