Question

Hello Brainly guys..... Please Solve the above question.... Fast it's urgent ....

..... please don't post any irrelevant things...

Thank you...​

Answer 1

$\huge\mathfrak{Bonjour!!}$

$\huge\fcolorbox{magenta}{aqua}{Solution:-}$

✒ϙᴜᴇsᴛɪᴏɴ :-

⛄ ƒiท∂ τнє мαxiмυм vαℓυє σƒ (м/м) iท τнє siτυατiσท sнσωท iท ƒigυrє sσ τнατ τнє sysτєм rємαiทs ατ rєsτ. ƒricτiσท cσєƒƒiciєทτ σƒ вστн τнє cσทταcτs is μ, sτriทg is мαssℓєss αท∂ ρυℓℓєy is ƒricτiσทℓєss :-

α) cσsθ/siทθ - μ cσsθ

в) siทθ/siทθ - μ cσsθ

c) μ cσsθ/siทθ - μ cσsθ

∂) μ/siทθ - μ cσsθ

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✒ᴀɴsᴡᴇʀ:-

⛄ ∂) μ/siทθ - μ cσsθ

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✒ᴇxᴘʟᴀɴᴀᴛɪᴏɴ:-

⛄ τнє sysτєм is ατ rєsτ...

⇒(ƒ ≠ τ = 0)

ƒσr мαxiмυм,

м/м

★ ωє sєє τнατ τнє ℓiмiτiทg ƒricτiσท ωiℓℓ вє αcτiทg σท вστн τнє вℓσcкs (ατ cσทταcτ sυrƒαcє)

⇒ƒ = ทєτ

σท ρυℓℓiทg ƒσrcє σท τнє ωнσℓє sysτєм, ωє gєτ,

μмg + μмg cσsθ = мg siทθ

⇒мg (siทθ - μ cσsθ) = μмg

⇒м/м = μ/siทθ - μ cσsθ

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$<marquee>❤í հօթҽ Եհís հҽlթs!❤$

Answer 2

Answer:

ur answer is option 4 according to the attachment

♥️Radhey Radhey ♥️