Home
Class 11
PHYSICS
The radius of a sphere is measured to be...

The radius of a sphere is measured to be (2.1±0.5)cm . Calculate its surface area with error limit .

Text Solution

Verified by Experts

5.55+=26.4 cm^2
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    BINA LIBRARY|Exercise EXERCISE|20 Videos

  • OSCILLATIONS

    BINA LIBRARY|Exercise EXERCISE|75 Videos

Similar Questions

Explore conceptually related problems

The radius of a solid sphere is measured to be 11.24 cm. What is the surface area of the sphere to appropriate significant figures?

The radius of a cylinder is 14cm and height is 20 cm. then- Find total surface area.

The radius of a cylinder is 14cm and height is 20 cm. then- Find curved surface area.

The radius of sphere is measured with an error of 2% what will be the error in its volume ?

When a conical toy of base radius 3.5 cm is placed on a hemisphere of the same radius ,the total height of the toy becomes 15.5cm.Find the total surface area of the toy.

The length and breadth of a rectangle are (5.7 +-0.1) cm and (3.4+- 0.2) cm. Calculate area of the rectangle‘with error limits.

Find the radius of the sphere, if the rates of increase in its volume and surface area are equal.

A solid is composed of a cylinder with hemisphere ends. If the whole length of the solid is 104 cm and the radius of each of its hemisphere end is 7 cm, find the cost of polishing its surface at the rate of ₹ 10 per dm^2

A toy is in the form of a cone of radius 3.5 cm mounted on a hemisphere of same radius.The total height of the toy is 15.5 cm.Find the total surface area of the toy.

BINA LIBRARY-MEASUREMENT-EXERCISE
  1. The diameter of a circle is 2.486 m . Calculate its area with due rega...

    Text Solution

    |

  2. The radius of sphere is measured with an error of 2% what will be the ...

    Text Solution

    |

  3. The radius of a sphere is measured to be (2.1±0.5)cm . Calculate its s...

    Text Solution

    |

  4. A physical quantity X is given by the relation X = (a^2b^3)/(c sqrt...

    Text Solution

    |

  5. The dimension of pressure is

    Text Solution

    |

  6. The dimensional formula for universal gravitational constant is

    Text Solution

    |

  7. The dimension of impulse is

    Text Solution

    |

  8. What is the dimensional formula of light year ?

    Text Solution

    |

  9. The dimensions of torque are

    Text Solution

    |

  10. The dimension of co - efficient of viscocity is

    Text Solution

    |

  11. The ratio of dimensions of angular and linear momemtum is

    Text Solution

    |

  12. If L and R reperesnt respectively the inductance and resisitance the d...

    Text Solution

    |

  13. Identify the pair whose dimensions are equal

    Text Solution

    |

  14. The dimensions of quantities in one or more pairs are same . Identify ...

    Text Solution

    |

  15. which of the following pairs do not have same dimensions

    Text Solution

    |

  16. Which of the following is a dimensional constant

    Text Solution

    |

  17. Identify the pair which has different dimensions

    Text Solution

    |

  18. From the fllowing pair , choose the pair that does not have identical ...

    Text Solution

    |

  19. Which physical quantities have same dimensions ?

    Text Solution

    |

  20. A force F is f=given by F = at + bt^(2) where t is the time , the dim...

    Text Solution

    |