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Two electric bulbs rated P(1) and P(2) w...

Two electric bulbs rated `P_(1)` and `P_(2)` watt at `V` volt are connected in series across `V` volt mains then their total power consumption `P` is

A

`(P_(1)+P_(2))`

B

`sqrt(P_(1)P_(2))`

C

`P_(1)P_(2)//(P_(1)+P_(2))`

D

`(P_(1)+P_(2))//P_(1)P_(2)`

Text Solution

AI Generated Solution

To find the total power consumption \( P \) of two electric bulbs rated \( P_1 \) and \( P_2 \) watts, connected in series across a \( V \) volt mains, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Power Rating**: Each bulb has a power rating when connected to a voltage \( V \). The power consumed by each bulb is given by the formula: \[ P = \frac{V^2}{R} ...
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