In polar coordinates (r, ), the unit vectors r and are defined as in Figure 9 11 Show that Hence from the definition r rr show that f cose i sinej sin0 i cose j...

is the unit vector with slope tan 8 so So F cosoi sinj and e and 6 di d ...

In polar coordinates (r, ), the unit vectors r and are defined as in Figure 9.11.

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In polar coordinates (r, θ), the unit vectors r̂ and θ̂ are defined as in Figure 9.11. Show that

f = cose i + sin0j 6-sin0 i + cose j Hence from the definition r = rr̂ show that

dr dt Deduce that df and dt -f+rw where co dr dt dt = w and dr dr - d dt -=-cof ro + 200 de dt do dt 6

YA O Figure 9.11 X

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Modern Engineering Mathematics

ISBN: 9781292253497

6th Edition

Authors: Glyn James

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Question Posted: Jan 16, 2024 03:01 AM

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In polar coordinates (r, ), the unit vectors r and are defined as in Figure 9.11.

Question:

f = cose i sinej = sin0 i + cose j

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is the unit vector with slope tan 8 so So F cosoi sinj and e and 6 di d...View the full answer

Modern Engineering Mathematics

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