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Grade: 12


1st ques.. Pls explain................................

1st ques..
 Pls explain................................

9 months ago

Answers : (3)

25768 Points
Dear Muskan
Image is not clear. Please check and repost this. You can also post language here and image in attachment.
I will be happy to help you
9 months ago
Vikas TU
14149 Points
Dear student 
Image is not clear , 
Please post the complete image. 
We will happy to help you.
Good Luck 
9 months ago
120 Points
Dear friend image is totally clear ,they are just making excuses.
The correct answer is option 4. In first case positive work is done 
In 2 case negative work is done . and in 3 case w=0.
As we know Q=U+W
Heat capacity of case 1 will be more than 3 
Heat capacity in case 2 will be less than case 3 .
8 months ago
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Course Features

  • 110 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions

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