Login
Subject: Psychology, asked on 30/10/22

acertain heat engine draws 500c? from a water path 27c?and rejects 400 calories are servoir at lower temperature what is the efficieny of engine ?

Subject: Psychology, asked on 28/9/22

1.Break a wood splint in half, and place both halves in a dry pan. Heat strongly, holding until no further gas escapes from the wood. When the wood cools off, examine it. ( Save the residue for procedure 4 ).
Describe the appearance of the residue. ( 3pts ).

Subject: Psychology, asked on 20/7/22

Pls try this one its important for me

No more questions
What are you looking for?