Multiple Choice Questions

Choose the best possible answer.

- The S.I. unit of heat is

- The S.I unit of temperature is

- The Fahrenheit and Celsius scale reading of temperature coincide at

A. 0° | B. -460° | C. __-273°__ | D. -40° |

- 310 K in centigrade is

A.__ 37° __ | B. 310° | C. 63° | D. 273° |

- When water at 0°C is heated, it contracts till temperature reaches

A. 1°C | B. __4° __ | C. 100° | D. 100 K |

- The S.I unit of specific heat is

A. JK^{-1} | B. __JK__^{-1} kg^{-1} | C. J kg^{-1} | D. JK kg |

- The relation between coefficient of linear and volume expansion is

A. __α = 3γ __ | B. γ = 3α | C. γ = α/2 | D. γ = 6α |

- The S.I unit of latent heat is

A. JK^{-1} | B. __J kg__^{-1} | C. JK kg^{-1} | D. JK kg |

- How much heat is required to melt 1 kg of Zink at its boiling temperature 240°C with latent heat of 113 × 10
^{3} J kg^{-1}.

A. __113 × 10__^{3} J | B. 1.13 × 10^{3} J | C. 2.4 × 10^{5} J | D. 2.71 × 10^{7} J |

- The amount of heat required to raise the temperature of 1 kg of water by 1 K is

A. 1 J | B. 400 J | C. 310 J | D. __4190 J__ |