
TERMODINAMIKA
Authored by Rita Marianti
Science
3rd Grade
Used 118+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sejumlah kalor yang sama dengan 3000 joule ditambahkan ke sistem dan dilakukan kerja 2000 joule pada sistem. Berapa besar perubahan energi dalam sistem?
5000 J
3000 J
2000 J
4000 J
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diagram P−V dari gas helium yang mengalami proses termodinamika ditunjukkan seperti gambar.
Usaha yang dilakukan gas helium pada proses ABC sebesar....
660 kJ
400 kJ
280 kJ
120 kJ
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
1,5 m3 gas helium yang bersuhu 27oC dipanaskan secara isobarik sampai 87oC. Jika tekanan gas helium 2 x 105 N/m2 , gas helium melakukan usaha luar sebesar....
60 kJ
120 kJ
280 kJ
480 kJ
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suatu mesin Carnot, jika reservoir panasnya bersuhu 400 K akan mempunyai efisiensi 40%. Jika reservoir panasnya bersuhu 640 K, efisiensinya.....%
50,0
52,5
57,0
62,5
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah mesin Carnot yang menggunakan reservoir suhu tinggi bersuhu 800 K mempunyai efisiensi sebesar 40%. Agar efisiensinya naik menjadi 50%, maka suhu reservoir suhu tinggi dinaikkan menjadi....
900 K
960 K
1000 K
1180 K
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sejumlah gas ideal mengalami proses seperti gambar. Proses yang menggambarkan adiabatis dan isokhorik berturut-turut ditunjukkan pada nomor...
1 – 2 dan 3 – 4
1 – 2 dan 4 – 5
2 – 3 dan 1 – 2
2 – 3 dan 3 – 4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suatu gas ideal mengalami proses siklus seperti pada gambar P − V di atas. Kerja yang dihasilkan pada proses siklus ini adalah....kilojoule.
200
400
600
800
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