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A Bulb Draws Current 1.5 a at 6.0 V. Find the Resistance of Filament of Bulb While Glowing. - Physics

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Question

A bulb draws current 1.5 A at 6.0 V. Find the resistance of filament of bulb while glowing.

Sum

Solution

I = 1.5 A

V = 6.0 V

According to Ohm's law , 

V = IR

∴ `"R" = "V"/"I" = 6.0/1.5 = 4.0 Ω`

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Types of Circuits: Simple Circuit
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Chapter 9: Current Electricity - Exercise 9 (B) [Page 198]

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Selina Concise Physics [English] Class 9 ICSE
Chapter 9 Current Electricity
Exercise 9 (B) | Q 3 | Page 198
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