An engine on each cycle takes in 40. Joules, does 10. Joules of work, and expels 30. J of heat. What is its efficiency?
What will be an ideal response?
eff = 25%
Physics & Space Science
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The retrograde spin of Venus could be the result of a collision with a large planetesimal.
Answer the following statement true (T) or false (F)
Physics & Space Science
The number of joules in 1 kilocalorie is
A) 4.19. B) 41.9. C) 4190. D) 1054.
Physics & Space Science
Mass can flow from one star in a binary system to its companion through the first ____________________ point
Fill in the blank(s) with correct word
Physics & Space Science
Why are periods the most fundamental time unit?
What will be an ideal response?
Physics & Space Science