126. If a graph is plotted taking the temperature in fahrenheit along the Y-axis and the corresponding temperature in celsius along X-axis it will be straight line

1. 1. Having a positive intercept on the Y-axis

   
   
   

   2. Having a positive intercept on X-axis

   
   
   

   3. Passing through origin

   
   
   

   4. Having negative intercepts on both the axes

   
   
   

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   N/A

   Correct Option: A

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127. Heat is associated with

1. 1. K.E. of random motion of molecules

   
   
   

   2. K.E. of orderly motion of molecules

   
   
   

   3. total K.E. of random and orderly motion of molecules

   
   
   

   4. None of the above

   
   
   

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   N/A

   Correct Option: A

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128. If the thermal capacity of a body is infinite, then

1. 1. Heat can never be added to it

   
   
   

   2. Heat can never be extracted from it

   
   
   

   3. The temperature of the body can not be altered by adding or extracting any amount of heat

   
   
   

   4. It has infinite amount of heat

   
   
   

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   N/A

   Correct Option: C

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129. If is hotter for the same distance over the top of a flame than it is on one side of it because

1. 1. More heat is radiated upwards

   
   
   

   2. Air conducts more heat upwards

   
   
   

   3. Convection takes heat upward

   
   
   

   4. Of some reason other than the above three

   
   
   

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   N/A

   Correct Option: C

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130. A piece of blue glass heated to a high temperature and piece of red glass at room temperature are taken inside dimly-lit room Then

1. 1. The blue piece will look blue and the red piece will red as usual

   
   
   

   2. Both the pieces will look equally red

   
   
   

   3. The blue piece will look brighter red as compared to the red piece

   
   
   

   4. Both the pieces will look red but the blue piece will be dimmer

   
   
   

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   N/A

   Correct Option: C

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