Home
Class 12
PHYSICS
Resistance of a given wire is obtained b...

Resistance of a given wire is obtained by measuring the current flowing in it and the voltage difference applied across it. If the percentage errors in the measurement of the current and the voltage difference are 3% each, then error in the value of resistance of the wire is

A

zero

B

`1%`

C

`3%`

D

`6%`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • UNITS AND MEASUREMENTS

    AAKASH SERIES|Exercise EXERCISE -2|56 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

  • WAVE MOTION

    AAKASH SERIES|Exercise PRACTICE SHEET ADVANCED (INTEGER TYPE QUESTIONS)|10 Videos

Similar Questions

Explore conceptually related problems

The percentage error in the measurement of the voltage V is 3% and in the measurement of the current is 2%. The percentage error in the measurement of the resistance is

Show that the percentage error in the measurement of resistance by a metre bridge is minimum when the null point is near about the centre of the wire.

If % error in length diameter current and voltage are same than which of the following affects %error in measurenet of resistivity the most .

The heat dissipated in a resistance can be obtained by the measurement of resistance, current and time. If the maximum percentage error in the measurement of these quantities are 1%,2% and 1% respectively. The maximum percentage error in the determination of the dissipated heat is -

The percentage error in the measurement of mass and speed are 2% and 3% respectively. Maximum estimate of percentage error of K.E

The pressure on a circular plate is measured by measuring the force on the plate and the radius of the plate. If the errors in measurement of force and radius are 5% and 3% , respectively , then the percentage of error in the measurement of pressure is

In the experiment of verification of Ohm's law the error in the current measurement is 1%, while that in the voltage measurement is 2%. The error in the resistance has a maximum value of

A current 0.2 A flows in a wire of resistance 15 Omega . Find the potential difference across the ends of the wire.

If the error in measuring the radius of the sphere is 2% and that in measuring its mass is 3%, Then the error in measuring the density of material of the sphere is:

The resistance R of a wire is found by determining its length l and radius r. The percentage errors in measurement of l and r are respectively 1% and 2%. The percentage error in measurement of R is

AAKASH SERIES-UNITS AND MEASUREMENTS-EXERCISE -3
  1. In the measurement of volume of solid sphere using the formula V=(4)/(...

    Text Solution

    |

  2. A uniform round object of mass M, radius R and moment of inertia about...

    Text Solution

    |

  3. Resistance of a given wire is obtained by measuring the current flowin...

    Text Solution

    |

  4. In an experiment the valno of refractive index of glass was found to b...

    Text Solution

    |

  5. A physical quantity is represented by X=M^(a)L^(b)T^(-c).If the percen...

    Text Solution

    |

  6. In a simple pendulum experiment, length is measured as 31.4 cm with an...

    Text Solution

    |

  7. Figure shows two capacitors of capacitance 2muF and 4muF and a cell of...

    Text Solution

    |

  8. In an experiment the valno of refractive index of glass was found to b...

    Text Solution

    |

  9. A rectangular metal slab of mass 33.333 g has its length 8.0 cm, bread...

    Text Solution

    |

  10. The distance covered by a body in time (30.0 pm 0.4)m is (6.0pm 0.6)s....

    Text Solution

    |

  11. The measured mass and volume of a body are 53.63 g and 5.8 cm^(3) resp...

    Text Solution

    |

  12. A student performs an experiment for determination of g = (4pi^(2)l)/(...

    Text Solution

    |

  13. An experiment is performed to obtain the value of acceleration due to ...

    Text Solution

    |

  14. A student measured the diameter of a wire using a screw gauge with lea...

    Text Solution

    |

  15. A physical quantity P is related to four observably a,b,c and d as fol...

    Text Solution

    |

  16. The radius of a sphere is 6.01 cm. Its volume to four significant figu...

    Text Solution

    |

  17. The length of a rod is 22.4 m out of it 2.543m is cut out. The remaini...

    Text Solution

    |

  18. The value of 117.4 xx 0.0025 is

    Text Solution

    |

  19. The sum of the given two numbers with regard to significant figures is...

    Text Solution

    |

  20. Find the product of 1.2, 2.54 and 3.257 with due regard to significant...

    Text Solution

    |