Home
Class 12
PHYSICS
A RAM (Random access Memory) chip a stor...

A RAM (Random access Memory) chip a storage device like parallel plate capacitor has a capacity of 55pF. If the capacitor is charged to 5.3V, how may excess electrons are on its negative plate ?

Text Solution

AI Generated Solution

To solve the problem of how many excess electrons are on the negative plate of a RAM chip modeled as a parallel plate capacitor, we can follow these steps: ### Step 1: Understand the given values - The capacitance (C) of the capacitor is given as 55 picofarads (pF). - The voltage (V) to which the capacitor is charged is 5.3 volts (V). ### Step 2: Convert capacitance to standard units Capacitance in farads (F): ...
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS AND CURRENT ELECTRICITY

    CBSE COMPLEMENTARY MATERIAL|Exercise SHORT ANSWER QUESTIONS (3 MARKS )|23 Videos
  • ELECTROSTATICS AND CURRENT ELECTRICITY

    CBSE COMPLEMENTARY MATERIAL|Exercise LONG ANSWER QUESTIONS|6 Videos
  • ELECTROSTATICS AND CURRENT ELECTRICITY

    CBSE COMPLEMENTARY MATERIAL|Exercise NUMERICALS|49 Videos
  • ELECTRONIC DEVICES

    CBSE COMPLEMENTARY MATERIAL|Exercise NUMERICALS|7 Videos
  • SAMPLE QUESTION PAPER 2019

    CBSE COMPLEMENTARY MATERIAL|Exercise Section C|19 Videos

Similar Questions

Explore conceptually related problems

The 90 pF capacitor is connected to a 12 V battery. How many electrons a transferred from one plate to another?

The plates of a parallel plate capacitor have on area of 90 cm^(2) each and are separated by 2.5 mm . The capacitor is charged to 400 V. How much electrostatic energy is stored in it ? How much when it is filled with a dielectric medium K = 3 and then charged ? If it is first charged as an air capacitor and then filled with th dielectric, then ?

The plates of a parallel plate capacitor have an area of 100cm^(2) each and area separated by 2.5 mm. the capacitor is charged to 200V. Calculate the energy stored in the capacitor.

separation between the plates of a parallel-plate capacitor is 2 mm and the area of its plates is 5cm^(2) . If the capacitor is charged such that it has 0.01J energy stored in it, the electrostatic force of attraction between its plates is _______N.

A parallel plate capacitor of plate area (1xx3) m^(2) and plate separation 5.0 mm is charged to 10 kV in air. Find charge density and field displacement.

A 80 pF capacitor is charged to 15 V by connecting it to a battery. How many electrons are transferred from one plate to another?

A parallel plate air capacitor has a capacity of 2 pF. If the separation between its plates is doubled and a mica sheet is introduced between its plates, its capacity becomes 6 pF. What is the dielectric constant of mica?

A parallel plate capacitor has an electric field of 10^(5)V//m between the plates. If the charge on the capacitor plate is 1muC , the force on each capacitor plate is

CBSE COMPLEMENTARY MATERIAL-ELECTROSTATICS AND CURRENT ELECTRICITY -SHORT ANSWER QUESTIONS (2 MARKS)
  1. Calculate the work required to separate two charges 5 muc and -2 mu...

    Text Solution

    |

  2. What is electric field between the plates with the separation of 2 cm ...

    Text Solution

    |

  3. A RAM (Random access Memory) chip a storage device like parallel plate...

    Text Solution

    |

  4. The figure shows the Q (charge) versus V (potential) graph for a combi...

    Text Solution

    |

  5. Calculate the work done in taking a charge of 1 mu C in a uniform ele...

    Text Solution

    |

  6. (i) Can two equaipotential surfaces intersect each other ? Give reason...

    Text Solution

    |

  7. The potential at a point A is – 500 V and that at another point B is +...

    Text Solution

    |

  8. In charging a capacitor of capacitance C by a source of emf V, energy ...

    Text Solution

    |

  9. An electric dipole of dipole moment p, is held perpendicular to an ele...

    Text Solution

    |

  10. The net charge of a system is zero. Will the electric field intensity ...

    Text Solution

    |

  11. A point charge Q is kept at the intersection of (i) face diagonals (ii...

    Text Solution

    |

  12. There are two large parallel metallic plates S(1) and S(2) carrying su...

    Text Solution

    |

  13. Explain how electron mobility changes for a good conductor, when (i) t...

    Text Solution

    |

  14. On what factors, does the potential gradient of the potentimeter wire ...

    Text Solution

    |

  15. What are super-conductors? Write their two applications.

    Text Solution

    |

  16. Two copper wires with their lengths in the ratio 1 : 2 and resistances...

    Text Solution

    |

  17. The current through a wire depends on time as i= i0 + at where ...

    Text Solution

    |

  18. In the arrangement of resistors shown, what fraction of current I will...

    Text Solution

    |

  19. A 100W and a 200 W domestic bulbs joined in parallel are connected to ...

    Text Solution

    |

  20. A battery has an emf of 12V and an internal resistance of 2 Omega. C...

    Text Solution

    |