Home
Class 10
PHYSICS
Which bulb will glow With maximum bright...

Which bulb will glow With maximum brightness in case bulbs of different wattages are joined in series With a voltage source?

Text Solution

Verified by Experts

The bulb With highest wattage (here highest resistance) will glow with maximum brightness as `P =I^2R and " here " P prop R`.
Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    KUMAR PRAKASHAN|Exercise VALUE BASED QUESTIN WITH ANSWERS|15 Videos
  • ELECTRICITY

    KUMAR PRAKASHAN|Exercise PRACTICAL SKILL BASED QUESTION WITH ANSWERS|20 Videos
  • ELECTRICITY

    KUMAR PRAKASHAN|Exercise OBJECTIVE QUESTIONS AND ANSWERS (Choose the correct option from those given below each question: )|55 Videos
  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    KUMAR PRAKASHAN|Exercise VALUE BASED QUESTIONS WITH ANSWERS|15 Videos

Similar Questions

Explore conceptually related problems

If a number of bulbs of different wattages are joined in parallel With a voltage source, which bulb will glow With maximum brightness?

Which lines has the maximum frequency in each series ?

When electric bulbs of same power, but different marked voltage are connected in series across the power line, their brightness will be :

n identical bulbs operating on same voltage are available. When all such bulbs are connected in series to the same operating voltage source, then power consumed in each bulb = ...... W.

Assertion: The 200 W bulb glows with more brightness than 100W bulbs. Reason: A 100W bulb has more resistance than a 200W bulb.

n identical bulbs, each designed to draw a power p from a certain voltage supply, are joined in series across that supply. The total power which they will draw is

The bulbs of 40W,100W and 200watt are connected in series with a voltage source of 220V. Which bulb will glow brightly (most):

Assertion: In series combination of electric bulbs th ebulb of lower power emits more light than that of higher power bulb. Reason: The lower power bulb in series gets more current than the higher power bulb.

A light bulb is rated at 100W for a 220 V supply. Find the peak voltage of the source

KUMAR PRAKASHAN-ELECTRICITY-OBJECTIVE QUESTIONS AND ANSWERS (Answer the following questions as directed (Miscellaneous):)
  1. How does the potential difference divide itself in a series combinatio...

    Text Solution

    |

  2. How is heat produced in a conductor by an electric current?

    Text Solution

    |

  3. If a number of bulbs of different wattages are joined in parallel With...

    Text Solution

    |

  4. Which bulb will glow With maximum brightness in case bulbs of differen...

    Text Solution

    |

  5. What can you say about the resistance of an ammeter?

    Text Solution

    |

  6. What can you say about the resistance of a voltmeter?

    Text Solution

    |

  7. How does the resistance of a metallic Wire depend on its temperature?

    Text Solution

    |

  8. Two wires have the same length, same radius but one of them is made of...

    Text Solution

    |

  9. Name a substance whose resistance decreases with temperature.

    Text Solution

    |

  10. Name a substance whose resistance almost remains unchanged With a chan...

    Text Solution

    |

  11. Distinguish between the kilowatt and the kilowatt hour.

    Text Solution

    |

  12. Name two characteristics of a heater coil.

    Text Solution

    |

  13. The power-voltage rating of an electric appliance is 100 W- 250 V What...

    Text Solution

    |

  14. Why is much less heat generated in long electric cables than in the fi...

    Text Solution

    |

  15. How much energy is consumed by 2 kW AC when used for 2 hour?

    Text Solution

    |

  16. A wire of resistivity p is pulled to double its length. What will be i...

    Text Solution

    |

  17. How does the resistance of an ohmic conductor depend on the applied v...

    Text Solution

    |

  18. What causes the potential difference between the two terminals of a ce...

    Text Solution

    |

  19. Name and define the smallest commercial unit of electricity.

    Text Solution

    |

  20. If, the current I, through a resistor is increased by 100.% (assume th...

    Text Solution

    |