Radiasi Benda Hitam
Quiz
•
Physics
•
3rd Grade
•
Hard
+1
Standards-aligned
Charles Martinez
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah benda hitam sempurna dengan luas permukaan 100 cm2 bersuhu 1000 K. Jika tetapan Stefan Boltzman 5,67 x 10-8 W/m2K4, energi yang dipancarkannya setiap 1 sekon adalah ....
0,0567 J
0,567 J
5,67 J
56,7 J
567 J
Tags
NGSS.HS-PS3-4
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Perbandingan jumlah energi radiasi kalor yang dipancarkan tiap sekon satu satuan luas permukaan dari dua benda hitam sempurna masing-masing bersuhu 367oC dan 47oC adalah ....
1 : 2
1 : 4
1 : 16
2 : 1
16 : 1
Tags
NGSS.HS-PS3-4
NGSS.HS-PS4-3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah benda hitam sempurna berupa bola dengan jari-jari 1 cm bersuhu 500 K. Besarnya daya yang terpancar dari benda, jika diketahui tetapan Stefan Boltzman 5,67 x 10-8 W/m2K4 adalah ....
0,145 watt
1,823 watt
3,643 watt
4,451 watt
5,182 watt
Tags
NGSS.HS-PS3-4
NGSS.HS-PS4-3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bola logam yang dipanaskan pada suhu 227oC memancarkan radiasi dengan intensitas 2500 W/m2. Koefisien emisivitas bola logam tersebut adalah .... (tetapan Stefan Boltzman 5,67 x 10-8 W/m2K4 )
0,456
0,564
0,654
0,705
0,856
Tags
NGSS.HS-PS3-4
NGSS.HS-PS4-3
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah benda suhunya 27oC. Jika konstanta Wien = 3,0 x 10-3 m.K. Panjang gelombang radiasi benda tersebut yang membawa energi terbanyak adalah ....
7,0 x 10-6 m
9,0 x 10-6 m
2,4 x 10-6 m
5,7 x 10-5 m
1,0 x 10-5 m
Tags
NGSS.HS-PS4-1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah filamen lampu pijar pada suhu T Kelvin meradiasikan gelombang dengan = 6000 Å. Jika filamen mengalami penurunan suhu 0,6 T maka panjang gelombang radiasinya menjadi ....
12.000 Å
10.000 Å
9.500 Å
8.500 Å
7.000 Å
Tags
NGSS.HS-PS4-1
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Lampu pijar 200 Watt, 220 Volt pada saat dinyalakan 6,6 % energinya berubah menjadi energi foton dengan frekuensi 5 x 1014 Hz. Banyaknya foton yang dipancarkan pada frekuensi tersebut setiap sekon adalah .... (tetapan planck 6,6 x 10-34 J.s )
4,0 x 1019 J
5,7 x 1019 J
2,2 x 1019 J
3,2 x 1019 J
6,0 x 1019 J
Tags
NGSS.HS-PS4-1
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