Home
Class 12
PHYSICS
As a cat rubs its back along a carpet, i...

As a cat rubs its back along a carpet, it acquires a charge of `+8.2 xx 10^(-7)C`. How many electrons did it lose to the carpet ?

Text Solution

AI Generated Solution

To find out how many electrons the cat lost to the carpet, we can use the relationship between charge, the number of electrons, and the charge of a single electron. ### Step-by-Step Solution: 1. **Identify the charge acquired by the cat**: The cat acquires a charge of \( +8.2 \times 10^{-7} \, C \). 2. **Understand the relationship between charge and number of electrons**: ...
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CHARGES AND FIELDS

    RESNICK AND HALLIDAY|Exercise Practice Questions (Single Correct Choice Type)|45 Videos
  • ELECTRIC CHARGES AND FIELDS

    RESNICK AND HALLIDAY|Exercise Practice Questions (More than one correct Type )|3 Videos
  • ELECTRIC CHARGES AND FIELDS

    RESNICK AND HALLIDAY|Exercise Check points|9 Videos
  • ELASTICITY

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS (Integer Type)|3 Videos
  • ELECTRIC POTENTIAL

    RESNICK AND HALLIDAY|Exercise (PRACTICE QUESTIONS) Integer Type|1 Videos

Similar Questions

Explore conceptually related problems

An object has an excess charge of (-1.92xx10^(10-7)) C . How many excess electrons does it have ?

An oil drop has 8.0 xx 10^(-19)C charge. How many electrons does this oil drop has?

An oil drop has 6.39 xx 10^(-19)C charge .How many electrons does this oil drop has ?

A glass rod rubbed with silk acquires a charge + 1.6xx10^(-12)C . What is tha charge on the silk?

An ebonite rod acquires a negative charge of 3.2 xx 10^(-10) C. The number of excess electrons it has is given by

A glass rod is rubbed with a silk cloth. The glass rod acquires a charge of +19.2xx10^(-19)C . (i) find the number of electrons lost by glass rod. (ii) Find the negative charge acquired by silk. (iii) Is there transfer of mass from glass to silk?

A polythene piece rubbed with wool is found to have a negative change of 6.4 xx 10^(-19)C . How many electrons have been transferred during the process?

If mass of an electron is 9.11xx10^(-31) kg, how many electrons will weight 2 kg?

RESNICK AND HALLIDAY-ELECTRIC CHARGES AND FIELDS-Problems
  1. In Fig., particle 1 of charge +q and particle 2 of charge +9.00 q are ...

    Text Solution

    |

  2. In Fig., particles 1 and 2 are fixed in place on an axis, at a separat...

    Text Solution

    |

  3. As a cat rubs its back along a carpet, it acquires a charge of +8.2 xx...

    Text Solution

    |

  4. Figure shows electrons 1 and 2 on an x axis and charged ions 3 and 4 o...

    Text Solution

    |

  5. The magnitude of the electrostatic force between point charges q(1) = ...

    Text Solution

    |

  6. In the return stroke of a typical lightning bolt, a current of 2.8 xx ...

    Text Solution

    |

  7. In Fig., particles 1 and 2 have charge 20.0 mu C each and are held at ...

    Text Solution

    |

  8. Two tiny, spherical water drops, with identical charges of -1.00 xx 10...

    Text Solution

    |

  9. The magnitude of the electrostatic force between two identical ions th...

    Text Solution

    |

  10. Two identical conducting spheres, fixed in place, attract each other w...

    Text Solution

    |

  11. Two equally charged particles, held 3.2xx10^(-3) m apart, are releas...

    Text Solution

    |

  12. The charges and coordinates of two charged particles held fixed in an ...

    Text Solution

    |

  13. In Fig., particles 2 and 4, of charge -e are fixed in place on a y axi...

    Text Solution

    |

  14. In crystals of the salt cesium, cesium ions Cs^(+) form the eight corn...

    Text Solution

    |

  15. Two particles are fixed on an x axis. Particle 1 of charge 50 mu C is ...

    Text Solution

    |

  16. In Fig., particles 1 and 2 of charge q(1) = q(2) = +4e are on a y axis...

    Text Solution

    |

  17. In Fig. a, particle 1 (of charge q(1)) and particle 2 (of charge q(2))...

    Text Solution

    |

  18. A particle of charge 3.00 mu C is separated by 0.120 m from a particle...

    Text Solution

    |

  19. Figure shows an arrangement of four charged particles, with angle thet...

    Text Solution

    |

  20. In Fig., three charged particles lie on an x axis. Particles 1 and 2 a...

    Text Solution

    |