Science, asked by tambesahil370, 7 months ago

Describe the construction, working and usefulness of a dry cell, with The help of a diagram.​

Answers

Answered by disha75311
2

Answer:

A dry cell consists of a zinc container whose base acts as the negative electrode. The carbon rod placed at the centre with a brass cap acts as the positive electrode. This is surrounded by a mixture of manganese dioxide and charcoal in a muslin bag. The electrolyte uses is a moist paste of ammonium chloride.

Explanation:

Hope it helps you. ......

Answered by tanuja200746
1

Answer:

cσทsτrυcτiσท σƒ ∂ry cєℓℓ

τнє ∂ry cєℓℓ cσทsisτs σƒ ƒσℓℓσωiทg cσмρσทєทτs:

συτєr мєταℓ cσvєriทg: τнє мєταℓ cσvєriทg is мα∂є υρ σƒ ʑiทc мєταℓ αท∂ is ωнiτisн iท αρρєαrαทcє. iτ αcτs αs α ทєgατivє τєrмiทαℓ σƒ τнє cєℓℓ.

єℓєcτrσℓyτє: iทsi∂є τнє ʑiทc мєταℓ, τнєrє is τнє єℓєcτrσℓyτє ƒiℓℓє∂ вєτωєєท τωσ ℓαyєrs. єℓєcτrσℓyτє is α ωєτ ρυℓρ σƒ ʑiทc cнℓσri∂є (ʑทcℓ2) αท∂ αммσทiυм cнℓσri∂є (ทн4cℓ). iτ is τнє cнαrgє cαrriєr σƒ єℓєcτriciτy αs iτ cσทταiทs ทєgατivєℓy cнαrgє∂ αท∂ ρσsiτivєℓy cнαrgє∂ iσทs.

мєταℓ rσ∂: τнєrє is α grαρнiτє rσ∂ ατ τнє cєทτrє σƒ τнє cєℓℓ. iτ is sυrrσυท∂є∂ вy ραsτє σƒ мαทgαทєsє ∂iσxi∂є (мทσ2). iτ αcτs αs τнє ρσsiτivє τєrмiทαℓ σƒ τнє cєℓℓ.

ωσrкiทg σƒ ∂ry cєℓℓ: cнємicαℓ rєαcτiσทs ταкє ρℓαcє вєτωєєท τнє єℓєcτrσℓyτє, ʑiทc cσทταiทєr αท∂ grαρнi∂є rσ∂. вєcαυsє σƒ τнis, єℓєcτric cнαrgє is ρrσ∂υcє∂ σท τнє τωσ τєrмiทαℓs σƒ τнє cєℓℓ αท∂ єℓєcτric cυrrєทτ ƒℓσωs iท τнє circυiτ.

υsєƒυℓทєss σƒ ∂ry cєℓℓ: τнєy αrє нαท∂y αท∂ ρσrταвℓє. τнє ℓiƒє σƒ ∂ry cєℓℓ is ℓσทgєr τнαท cєℓℓs υsiทg ℓiqυi∂ єℓєcτrσℓyτє. ∂ry cєℓℓs cαท вє υsє iท τσrcн, τ.v. σr α.c rємστє cσทτrσℓs, τσys, єτc.

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