Home
Class 12
PHYSICS
According to Newton's law of cooling, th...

According to Newton's law of cooling, the rate of cooling of a body is proportional to `(Delta theta)^n`, where `Delta theta` is the difference of the temperature of the body and the surroundings, and n is equal to

A

one

B

two

C

three

D

four

Text Solution

Verified by Experts

The correct Answer is:
A
`(dT)/(dt) =K (theta- theta_(0))`
Promotional Banner

Topper's Solved these Questions

  • MAJOR TEST 1

    NEET MAJOR TEST (COACHING)|Exercise PHYSICS|45 Videos

  • MAJOR TEST 3

    NEET MAJOR TEST (COACHING)|Exercise PHYSICS|45 Videos
NEET MAJOR TEST (COACHING)-MAJOR TEST 2-PHYSICS
  1. The mass, specific heat capacity and the temperature of a solid are 10...

    Text Solution

    |

  2. The spectrum of a black body at two temperatures 27^(@)C and 327^(@)C ...

    Text Solution

    |

  3. According to Newton's law of cooling, the rate of cooling of a body is...

    Text Solution

    |

  4. One mole of an ideal gas undergoes a process P = P(0) [1 + ((2 V(0))/(...

    Text Solution

    |

  5. The temperature -entropy diagram of a reversible engine cycle is given...

    Text Solution

    |

  6. The following figure shows the displacement versus time graph for two ...

    Text Solution

    |

  7. The period of a simple pendulum whose bob is hollow metallic sphere is...

    Text Solution

    |

  8. A particle is subjected to two simple harmonic motions x(1)=4 sin(100p...

    Text Solution

    |

  9. graphs of the same harmonic wave are shown below. The graph (1) on the...

    Text Solution

    |

  10. Both the strings, shown in figure, are made of same material and have ...

    Text Solution

    |

  11. Sound of wave length λ passes through a Quinke's tube and it produces ...

    Text Solution

    |

  12. A small source of sound moves on a circle as shown in figure and an ob...

    Text Solution

    |

  13. The following figure represents a wave front AB which passes for...

    Text Solution

    |

  14. A given ray of light suffers minimum deviation in an equilateral prism...

    Text Solution

    |

  15. A point object O moves from the principal axis of a converging lens in...

    Text Solution

    |

  16. A man, wearing glasses of power +2D can read clearly a book placed at ...

    Text Solution

    |

  17. The resultant ampiltude of a vibrating particle by the superposit...

    Text Solution

    |

  18. In young's double slit experiment using sodium light ( lambda =...

    Text Solution

    |

  19. Unpolarised light falls on two polarizing sheets placed one on top of ...

    Text Solution

    |

  20. A direct current of 5A is superimposed on an alternating current ...

    Text Solution

    |