Six similar bulbs are connected as shown in the figure

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Six similar bulbs are connected as shown in the figure with a DC source of emf E, and zero internal resistance. The ratio of power consumption by the bulbs when i all are glowing and ii in the situation when two from section A and one from section B are glowing, will be :. Resistance in series- The resistance in series of three resistors is written as;. Here R s is the resistance in series, R 1 , R 2 and R 3 is the resistance of resistors 1,2, and 3. Resistance in parallel- The resistance in parallel of three resistors is written as;.

Six similar bulbs are connected as shown in the figure

This action cannot be undone. This will permanently delete All Practiced Questions. Only bookmarked questions of selected question set or default questions are shown here. Click Here to view all bookmarked questions of the chapter. Which of the following acts as a circuit protection device? Fuse 2. Conductor 3. Inductor 4. Two cells having the same emf, are connected in series through an external resistance R. Cells have internal resistance r 1 and r 2 respectively. When the circuit is closed, the potential difference across the first cell is zero.

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Three identical bulb are connected as shown in figure. When switch S is closed, the power consumed in bulb B is P. What will be the power consumed by the same bulb when switch S is opened? The maximum number of bulbs that can be connected in the circuit when glowing at full power, is. Two identical bulbs A and B are connected in series across a source of emf E. Compare the brightness of bulb A in both arrangements. In a experiment , N identical electrical bulbs, each having resistance R , are connecteed in parallel to a dc source of emf E and internalresistance r.

B 1 , B 2 and B 3 are three identical bulbs connected as shown in figure. When all the three bulbs glow, a current of 3 A is recorded by the ammeter A. Question 28 i B 1 , B 2 and B 3 are three identical bulbs connected as shown in figure. When all the three bulbs glow, a current of 3A is recorded by the ammeter A. Use app Login. Bulb 1 and bulb 2 are connected in series as shown in the given figure i What will happen to the brightness of these two bulbs when a third identical bulb is connected across bulb 1 as shown in figure ii. Bulb 1- Brighter; Bulb 2- Dimmer. Bulb 1- Dimmer; Bulb 2- Dimmer. Bulb 1- Brighter; Bulb 2- Brighter.

Six similar bulbs are connected as shown in the figure

Six similar bulbs are connected as shown in the figure with a DC source of emf E, and zero internal resistance. The ratio of power consumption by the bulbs when i all are glowing and ii in the situation when two from section A and one from section B are glowing, will be :. Resistance in series- The resistance in series of three resistors is written as;. Here R s is the resistance in series, R 1 , R 2 and R 3 is the resistance of resistors 1,2, and 3. Resistance in parallel- The resistance in parallel of three resistors is written as;. Here R p is the resistance in parallel, R 1 , R 2 and R 3 are the resistance of resistors 1,2, and 3.

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Six similar bulbs are connected as shown in the figure with a DC source of emf E, and zero internal resistance.

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