A lamp rating 220v and 150 watt is connected across 200v. What is the resistance and power consumed? - Quora
![The circuit shown in Fig. contains a battery, a rheostat and two identical lamps. What will happen to the brightness of the lamps if the resistance of the rheostat is increased? The circuit shown in Fig. contains a battery, a rheostat and two identical lamps. What will happen to the brightness of the lamps if the resistance of the rheostat is increased?](https://dwes9vv9u0550.cloudfront.net/images/9563511/11d1396e-7592-4cc6-b10f-802424e769cf.jpg)
The circuit shown in Fig. contains a battery, a rheostat and two identical lamps. What will happen to the brightness of the lamps if the resistance of the rheostat is increased?
![electricity - Does a resistance of filament lamp increase with increase of current? - Physics Stack Exchange electricity - Does a resistance of filament lamp increase with increase of current? - Physics Stack Exchange](https://i.stack.imgur.com/EGdjT.png)
electricity - Does a resistance of filament lamp increase with increase of current? - Physics Stack Exchange
![electricity - Why is the power of a filament lamp directly proportional to the cube of its voltage? - Physics Stack Exchange electricity - Why is the power of a filament lamp directly proportional to the cube of its voltage? - Physics Stack Exchange](https://i.postimg.cc/jj6ywhTQ/P-V-Graph-for-FIlament-Lamp.jpg)