4A block of mass 1.5 kg is at rest on a rough surface which is inclined at20° to the horizontal as shown.20°Figure 4.30 Iriction thatd.If the angle of the surface is actually measured as 19° and 21°determine the absolute uncertainty in this angle and the uncertaintythis produces in the value for part b.eDetermine the normal contact force between the block and the surface.

Answered: Image /qna-images/answer/7c97b114-182d-4570-808d-69a029d3c1e3.jpg

Answered: Iriction that d. If the angle of the…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

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Iriction that d. If the angle of the surface is actually measured as 19° and 21° determine the absolute uncertainty in this angle and the uncertainty this produces in the value for part b. e Determine the normal contact force between the block and the surface.