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Shreya
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Asked: 2020-09-19T12:58:17+05:30 In:

Physical science

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āĻāĻ•āĻŸāĻŋ āĻšāĻŋāĻŸāĻžāĻ°ā§‡āĻ° āĻ—āĻžāĻ¯āĻŧā§‡ āĻ˛ā§‡āĻ–āĻž āĻ†āĻ›ā§‡ (220V–1KW)āĨ¤ āĻšāĻŋāĻŸāĻžāĻ°āĻŸāĻŋāĻ° āĻ°ā§‹āĻ§ āĻšāĻŦā§‡– (50Ί/48.4Ί/47.4Ί)

āĻ¸āĻ āĻŋāĻ• āĻ‰āĻ¤ā§āĻ¤āĻ° āĻŸāĻŋ āĻŦā§‡āĻ›ā§‡ āĻ¨āĻŋāĻ¯āĻŧā§‡ āĻ˛ā§‡āĻ–

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      āĻĻā§‡āĻ“āĻ¯āĻŧāĻž āĻ†āĻ›ā§‡, āĻĒā§āĻ°āĻžāĻ¨ā§āĻ¤ā§‡āĻ° āĻšāĻŋāĻ­āĻŦāĻĒāĻžāĻ°ā§āĻĨāĻ•ā§āĻ¯ (V)= 220 Volt, āĻšāĻŋāĻŸāĻžāĻ°ā§‡āĻ° āĻ–āĻŽāĻ¤āĻž(P) = 1KW.
      1KW= 1000 watt
      āĻ†āĻŽāĻ°āĻž āĻœāĻžāĻ¨āĻŋ ,
      āĻ°ā§‡āĻžāĻ§ (R) =V²/P
      =(220)²/1000
      = 220 × 220 Ãˇ1000
      = 48.4 āĻ“āĻŽā§‡āĻ—āĻžāĨ¤
      āĻšāĻŋāĻŸāĻžāĻ°āĻŸāĻŋāĻ° āĻ°ā§‡āĻžāĻ§ āĻšāĻ˛ = option (B) = 48.4 āĻ“āĻŽā§‡āĻ—āĻžāĨ¤

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