Home
Class 10
PHYSICS
A student made an electric circuit shown...

A student made an electric circuit shown here to measure the current through two lamps.
(a) Are the lamps in series or parallel?
(b) The student has made a mistake in this circuit. What is the mistake? ,
(c) Draw a circuit diagram to show the correct way to connect the circuit. Use the proper circuit symbols in your diagram.

Text Solution

Verified by Experts

The correct Answer is:
(a) In series (b) Ammeter is connected in parallel with the lamps. It should be connected in series
(c)
Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer Type Questions|1 Videos

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Short Answer Type Questions|2 Videos

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Sample Problem|1 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT BOOK|2 Videos

Similar Questions

Explore conceptually related problems

A student stes up an electric circuit shown here for finding the equivalent resistance of two resistors in series : In this circuit, the :

Draw a circuit diagram to show how two 4V electric lamps can be lit brightly from two 2V cells.

The circuit has two oppositely connected ideal diodes in parallel. What is the current flowing in the circuit ?

The circuit has two oppositely connected ideal diodes in parallel. What is the current flowing in the circuit?

Calculate the current through the resistace connected across MN and the current supplied by each of the batteries in the circuit diagram shown in

(a) Which is the better way to connect lights and other electrical appliances in domestic wiring: series circuits or parallel circuits? Why? (b) Christmas tree lamps are usually wired in series. What happens if one lamp breaks? (c) An electrician has wired a house in such a way that if a lamp gets fused in one room of the house, all the lamps in other rooms of the house stop working. What is the defect in the wiring? (d) Draw a circuit diagram showing two electric lamps connected in parallel together with a cell and a switch that works both lamps. Mark an A on your diagram to show where an ammeter should be placed to measure the current.

Four student have made the following circuit diagrams for determining the equivalent resistance of two resistors connected in series : The correct circuit diagram is :

(a) Draw a circuit diagram showing two lamps, one cell and a switch connected in series. (b) How can you change the brightness of the lamps?

LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
  1. If the current through a flood lamp is 5A, what charge passes in 10 se...

    Text Solution

    |

  2. If the amount of electric charge passing through a conductor in 10 min...

    Text Solution

    |

  3. A student made an electric circuit shown here to measure the current t...

    Text Solution

    |

  4. Draw a circuit diagram to show how 3 bulbs can be lit from a battery s...

    Text Solution

    |

  5. An electric heater is connected to the 230V mains supply. A current of...

    Text Solution

    |

  6. How many electrons are flowing per second past a point in a circuit in...

    Text Solution

    |

  7. Name the law which relates the current in a conductor to the potential...

    Text Solution

    |

  8. What do you mean by electrical resistance ? How does it arise ? Give i...

    Text Solution

    |

  9. Name the physical quantity whose unti is ''ohm''.

    Text Solution

    |

  10. The substance having infinitely high electrical resistance is called:

    Text Solution

    |

  11. Keeping the resistance constant, the potential difference applied acro...

    Text Solution

    |

  12. State the factors on which the strength of electric current flowing in...

    Text Solution

    |

  13. Which has less electrical resistance: a thin wire or a thick wire (of ...

    Text Solution

    |

  14. Keeping the resistance constant, the potential difference applied acro...

    Text Solution

    |

  15. A potential difference of 20 volts is applied across the ends of a res...

    Text Solution

    |

  16. A resistance of 20 ohms has a current of 2 amperes flowing in it. What...

    Text Solution

    |

  17. A current of 5 amperes flows through a wire whose ends are at a potent...

    Text Solution

    |

  18. Fill in the following blank with a suitable word: Ohm's law states a...

    Text Solution

    |

  19. Distinguish between good conductors, resistors and insulators. Name tw...

    Text Solution

    |

  20. Which of the following are conductors and which are insulators? Sul...

    Text Solution

    |