Back to Categories
Question 1 of 50
Physics > thermodynamics-and-kinetic-theory > Thermodynamics
Progress: 0%
Success Rate: 0%
Question 1
An engine has an efficiency of . When the temperature of sink is reduced by , its efficiency is doubled. Temperature of the source is:
0 of 50 answered
Current Session
Questions Answered0
Correct Answers0
Session Success Rate0%
Ready to Start! 🚀
Community Stats
Active Learners30
Questions Attempted601
Community Success Rate70%
Track Your Progress
Sign up to save your practice progress and get personalized insights across all topics.