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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
18 Nov 2021

Given information

To find if the time of flash increases with resistance or not.

Resistance,   

Capacitance,   

Threshold Voltage,   

Emf of the battery, 

 

    The voltage in an R-C circuit is

    

Where,

 is time to charge the capacitor

 is the emf

 is the resistance in the circuit

 is the capacitance

Step-by-step explanation

Step 1.

By simplifying the equation further for we get,

   

or  

or  

 

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