Answers: 2
Physics, 22.06.2019 01:20
Your target variable is Ī“f, the magnitude of the difference in frequency between the waves emitted from the sonar device and the waves received by the device after reflecting off the whale. write an expression for Ī“f in terms of the relevant frequencies using the subscript notation introduced above.
Answers: 3
Physics, 22.06.2019 09:00
Sobre transformaƧƵes cĆclicas, sĆ£o feitas algumas afirmaƧƵes, determine quais estĆ£o corretas. i ā a variaĆ§Ć£o de energia interna em uma transformaĆ§Ć£o cĆclica Ć© nula; ii ā o trabalho, em uma transformaĆ§Ć£o cĆclica, Ć© sempre positivo; iii ā ao completar um ciclo, o gĆ”s tem a mesma temperatura com a qual comeƧou a transformaĆ§Ć£o; iv ā uma transformaĆ§Ć£o cĆclica Ć©, obrigatoriamente, composta de transformaƧƵes conhecidas, como adiabĆ”tica, isocĆ³rica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
Answers: 1
Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25Ā° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
Why the specific heat capacity of the sun remain constant...
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