Home
Class 11
PHYSICS
Heat produced by a current is obtained a...

Heat produced by a current is obtained a relation H = `I^(2)RT`. If the errors in measuring these quantities current, resistance, time are 1% 2% and 1% respectively then total error in calculating the energy produced is...........

A

`2%`

B

`4%`

C

`5%`

D

`6%`

Text Solution

Verified by Experts

The correct Answer is:
C
`5%`
Promotional Banner

Topper's Solved these Questions

  • NATURE OF PHYSICAL WORLD AND MEASUREMENT

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED ( SHORT ANSWER QUESTIONS (1 MARK))|15 Videos

  • NATURE OF PHYSICAL WORLD AND MEASUREMENT

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED ( SHORT ANSWER QUESTIONS (2 MARK))|20 Videos

  • NATURE OF PHYSICAL WORLD AND MEASUREMENT

    FULL MARKS|Exercise TEXTBOOK QUESTIONS SOLVED ( CONCEPTUAL QUESTIONS:)|5 Videos

  • MOTION OF SYSTEM OF PARTICLES AND RIGID BODIES

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED - III (LONG ANSWER QUESTIONS (5 MARKS))|6 Videos

  • OSCILLATIONS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED (IV NUMERICAL PROBLEMS )|10 Videos

Similar Questions

Explore conceptually related problems

Percentage errors in the measurement of mass and speed are 3% and 2% respectively. The error in the calculation of kinetic energy is ............

If the percentage error in the measurement of mass and momentum of a body are 3% and 2% respectively, then maximum possible error in kinetic energy is ……….....

A physical quantity is given by X=(a^(2)sqrt(b))/c^(3) . If the percentage errors of measurement in a, b and c are 3%, 2% and 1% respectively, then the percentage error in X is

The pressure on a square plate is measured by measuring the force on the plate and the length of the sides of the plate by using the formula p=(F)/(l^(2)) . If the maximum errors in the measurement of force and length are 4% and 2% respectively, then the maximum error in the measurement of pressure is .............

A physical quantity P is given by P = (a^(2)b^(2))/(cd) . If the percentage errors of measurement in a,b,c,d are 1%, 2%, 3%, 4% respectively, then calculate the percentage error in the calculatioon of P.

A physical quantity x is given by x = (a^(2)b^(3))/(csqrtd) . If the percentage errors of measurement in a, b, c and d are 4%, 2%, 3% and 1% respectively, then calulate the percentage error in the calculation of x.

The heat dissipated in a resistance can be determined by measuring resistance current and time. If the maximum error in the above quantities are 1%, 2% and 1% respectively. Then calculate the maximum error in the determination of the dissipated heat?

FULL MARKS-NATURE OF PHYSICAL WORLD AND MEASUREMENT -ADDITIONAL QUESTIONS SOLVED (MULTIPLE CHOICE QUESTIONS)
  1. Given that y = A sin((2pi)/(lamda) (ct - x)) . Where y and x are measu...

    Text Solution

    |

  2. The number of significant figures in 0.06900 is ..........

    Text Solution

    |

  3. The numbers 3.665 and 3.635 on rounding off to 3 significant figures w...

    Text Solution

    |

  4. Which of the following measurements is most precise?

    Text Solution

    |

  5. The mean radius of a wire is 2 mm. Which of the following measurements...

    Text Solution

    |

  6. If error in measurement of radius of sphere is 1%. What will be the er...

    Text Solution

    |

  7. Dimensions [M L^(-1)T^(-1)] are related to .............

    Text Solution

    |

  8. Heat produced by a current is obtained a relation H = I^(2)RT. If the ...

    Text Solution

    |

  9. Length cannot be measured by ……………

    Text Solution

    |

  10. The pressure on a square plate is measured by measuring the force on t...

    Text Solution

    |

  11. Which of the following cannot be verified by using dimensional analysi...

    Text Solution

    |

  12. Percentage errors in the measurement of mass and speed are 3% and 2% r...

    Text Solution

    |

  13. More number of readings will reduce …………….

    Text Solution

    |

  14. If the percentage error in the measurement of mass and momentum of a b...

    Text Solution

    |

  15. In a vernier cliper, n divisions of vernier scale coincides with (n - ...

    Text Solution

    |

  16. The period of 0scillation of a simple pendulum is recorded as 2.63s, 2...

    Text Solution

    |

  17. In a system of units, if force (F), acceleration (a) and time (T) are ...

    Text Solution

    |

  18. The random error in the arithmetic mean of 50 observations is 'a', the...

    Text Solution

    |

  19. Which of the following is not dimensionless?

    Text Solution

    |

  20. If V-velocity. K - kinetic energy and T - time are chosen as the funda...

    Text Solution

    |