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Voltmeters V1 and V2 are placed in serie...

Voltmeters `V_1 and V_2` are placed in series and then connected to an ideal battery. `V_1` reads 80 V and has resistance `20KOmega` and `V_2` has resistance `10KOmega` . The EMF of the battery is:

A

240V

B

220V

C

160V

D

120V

Text Solution

AI Generated Solution

To solve the problem, we need to find the EMF (Electromotive Force) of the battery when two voltmeters, \( V_1 \) and \( V_2 \), are connected in series. ### Step-by-Step Solution: 1. **Identify Given Values**: - Voltage reading of \( V_1 \) ( \( V_1 = 80 \, V \) ) - Resistance of \( V_1 \) ( \( R_1 = 20 \, k\Omega = 20,000 \, \Omega \) ) - Resistance of \( V_2 \) ( \( R_2 = 10 \, k\Omega = 10,000 \, \Omega \) ) ...
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