Home
Class 12
PHYSICS
e=alpa-(1)/(2)beta t^(2), If temperature...

`e=alpa-(1)/(2)beta t^(2)`, If temperature of cold junction is `0^(@)C` then temperature of inversion is (if `alpha = 500.0 muV//.^(@)C,beta=5.0 mu V//"Square".^(@)C`)

A

`100^(c)`

B

`200^(c)`

C

`300^(c)`

D

`400^(c)`

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • PRACTICE SET 23

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Paper-1(PHYSICS & CHEMISTRY)|50 Videos

  • RAY OPTICS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise EXERCISE 2 (MISCELLANEOUS PROBLEMS)|19 Videos

Similar Questions

Explore conceptually related problems

For a certain thermocouple , varepsilon=alphatheta+(1)/(2)betatheta^(@),where theta.^(@)C is the temperature of the hot junction and 0^(@)C is the temperature of the cold junction . If alpha =10 mu V.^(@)C^(-1) and beta=-(1)/(20)muV.^(@)C^(-2) , find the neutral temperature and temperature of inversion.

In a given thermocouple , the temperature of cold junction is 10^(@) C , while the temperature of inversion is 510^(@) C. What will be the neutral temperature?

In a thermocouple the temperature of cold junction is 20^(@)C , while the temperature of inversion is 520^(@) C. At what temperature is the thermo emf maximum?

The temperature of the cold junction of thermo-couple is 0^(@)C and the temperature of hot junction is T^(@)C . The e.m.f . is E=16T-0.04 T^(2)mu volts. The temperature of inversion is

The thermo emf E of a thermocouple is found to vary wit temperature T of the junction (cold junction is 0^(@)C ) as E=40T-(T^(2))/(20) The temperature of inversion for the thermocouple is

Calculate the emf of silver-iron thermocouple with junction at 10^(@) C and 80^(@)C given alpha =+13.31 mu V.^(@)C^(-1) and beta=-0.019 mu V.^(@)C^(-2) .

In a copper-iron thermocouple , the temperature of cold junction is 20^(@) C and the neutral temperature is 280^(@)C . Find the temperature of inversion.

If for a thermocouple T_(n)) is the neutral temperature, T_(c ) is the tempreture of the cold junction and T_(i)) is the temperature of inversion, then

The temperature of cold junction and neutral temperature of a thermocouple are 15^(@)C and 280^(@)C respectively. The temperature of inversion is

For a thermocouple the neutral temperature is 270^(@)C when its cold junction is at 20^(@)C . What will be the neutral temperature and the temperature of inversion when the temperature of cold junction is increased to 40^(@)C

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 24-Paper 1 (Physics and Chemistry)
  1. What are units of magnetic permeability?

    Text Solution

    |

  2. A surface s =10hatj is kept in an electric field. E = 2hati+4hatj+7ha...

    Text Solution

    |

  3. e=alpa-(1)/(2)beta t^(2), If temperature of cold junction is 0^(@)C th...

    Text Solution

    |

  4. Two discs of the same material and thickness have radii 0.2 m and 0.6 ...

    Text Solution

    |

  5. The diameter of a flywheel is increased by 1% . Increase in its moment...

    Text Solution

    |

  6. What torque will increase angular velocity of a solid disc of mass 16k...

    Text Solution

    |

  7. A ray of light is incident on a plane mirror along the direction given...

    Text Solution

    |

  8. The weight of a person on earth is 600 N. His weight on moon will appe...

    Text Solution

    |

  9. A satellite of the earth is revolving in a circular orbit with a unifo...

    Text Solution

    |

  10. A lifts is tied with thick iron wires and its mass is 1000 kg. The min...

    Text Solution

    |

  11. The image of a small electric bulb fixed on the wall of a room is to b...

    Text Solution

    |

  12. A soap bubble in vacuum has a radius of 3 cm and another soap bubble i...

    Text Solution

    |

  13. A number of small drops of mercury adiabatically coalesce to form a si...

    Text Solution

    |

  14. A gas is found to obey the law p^(2)V = constant. The initial temperat...

    Text Solution

    |

  15. In order to double the separation between the molecules (keeping tempe...

    Text Solution

    |

  16. The best laboratory approximation to an ideal black body is .

    Text Solution

    |

  17. IN a new system of units called star units, 1 kg* = 10 kg , 1m* = 1km ...

    Text Solution

    |

  18. A horizontal platform with an object palced on it executes simple horm...

    Text Solution

    |

  19. The currect voltage relation of diode is given by 1=(e^(1000 V//T)-1) ...

    Text Solution

    |

  20. The periodic time T of a simple pendulum are observed , for different ...

    Text Solution

    |