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Quiz

Lesson 1: Blackbody Radiation, Max Planck Hypothesis and the Photon — Picture questions (exam style)

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  • Questions count: 30
  • Passing grade: 60%
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1.
A black body at 6000 K changes to 9000 K (curves shown). Which option is correct?
A black body at 6000 K changes to 9000 K (curves shown). Which option is correct?
λmax × 2/3, radiated power × 9/4
λmax × 2/3, radiated power × 81/16
λmax × 9/4, radiated power × 3/2
λmax × 4/9, radiated power × 81/16
2.
A black body at 6000 K changes to 18000 K (curves shown). Which option is correct?
A black body at 6000 K changes to 18000 K (curves shown). Which option is correct?
λmax × 3, radiated power × 9
λmax × 1/3, radiated power × 81
λmax × 1/3, radiated power × 3
λmax × 1/9, radiated power × 81
3.
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
2000 K
50000 K
6000 K
12000 K
4.
A black body at 4000 K changes to 6000 K (curves shown). Which option is correct?
A black body at 4000 K changes to 6000 K (curves shown). Which option is correct?
λmax × 3/2, radiated power × 9/4
λmax × 2/3, radiated power × 81/16
λmax × 4/9, radiated power × 3/2
λmax × 4/9, radiated power × 9/4
5.
A black body at 2000 K changes to 6000 K (curves shown). Which option is correct?
A black body at 2000 K changes to 6000 K (curves shown). Which option is correct?
λmax × 1/3, radiated power × 9
λmax × 1/3, radiated power × 81
λmax × 1/3, radiated power × 27
λmax × 1/9, radiated power × 3
6.
A black body at 5000 K changes to 2500 K (curves shown). Which option is correct?
A black body at 5000 K changes to 2500 K (curves shown). Which option is correct?
λmax × 2, radiated power × 1/2
λmax × 2, radiated power × 1/4
λmax × 1/4, radiated power × 1/16
λmax × 2, radiated power × 1/16
7.
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
9500 K
4080 K
12000 K
19000 K
8.
A black body at 2000 K changes to 1000 K (curves shown). Which option is correct?
A black body at 2000 K changes to 1000 K (curves shown). Which option is correct?
λmax × 1/4, radiated power × 1/2
λmax × 2, radiated power × 1/8
λmax × 2, radiated power × 1/16
λmax × 1/4, radiated power × 1/4
9.
A black body at 5000 K changes to 15000 K (curves shown). Which option is correct?
A black body at 5000 K changes to 15000 K (curves shown). Which option is correct?
λmax × 9, radiated power × 81
λmax × 1/9, radiated power × 9
λmax × 1/3, radiated power × 81
λmax × 1/9, radiated power × 3
10.
A black body at 3000 K changes to 4500 K (curves shown). Which option is correct?
A black body at 3000 K changes to 4500 K (curves shown). Which option is correct?
λmax × 9/4, radiated power × 27/8
λmax × 9/4, radiated power × 3/2
λmax × 3/2, radiated power × 9/4
λmax × 2/3, radiated power × 81/16
11.
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
6250 K
12500 K
40000 K
2500 K
12.
A black body at 5000 K changes to 10000 K (curves shown). Which option is correct?
A black body at 5000 K changes to 10000 K (curves shown). Which option is correct?
λmax × 4, radiated power × 2
λmax × 1/2, radiated power × 8
λmax × 1/4, radiated power × 8
λmax × 1/2, radiated power × 16
13.
The curves are for a black body at two temperatures. Curve 1 is at 4000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 4000 K. What is the temperature of curve 2? (use the peak positions)
10000 K
2670 K
6000 K
5000 K
14.
A black body at 3000 K changes to 9000 K (curves shown). Which option is correct?
A black body at 3000 K changes to 9000 K (curves shown). Which option is correct?
λmax × 1/3, radiated power × 27
λmax × 1/3, radiated power × 81
λmax × 3, radiated power × 9
λmax × 9, radiated power × 81
15.
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
3000 K
6500 K
33300 K
13000 K
16.
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
4750 K
2500 K
19600 K
9500 K
17.
A black body at 5000 K changes to 7500 K (curves shown). Which option is correct?
A black body at 5000 K changes to 7500 K (curves shown). Which option is correct?
λmax × 9/4, radiated power × 27/8
λmax × 2/3, radiated power × 9/4
λmax × 2/3, radiated power × 81/16
λmax × 3/2, radiated power × 81/16
18.
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
12200 K
5500 K
4000 K
11000 K
19.
The curves are for a black body at two temperatures. Curve 1 is at 4500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 4500 K. What is the temperature of curve 2? (use the peak positions)
8500 K
4250 K
5060 K
4000 K
20.
A black body at 6000 K changes to 12000 K (curves shown). Which option is correct?
A black body at 6000 K changes to 12000 K (curves shown). Which option is correct?
λmax × 4, radiated power × 2
λmax × 4, radiated power × 16
λmax × 1/2, radiated power × 16
λmax × 1/2, radiated power × 2
21.
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 7000 K. What is the temperature of curve 2? (use the peak positions)
8170 K
6500 K
13000 K
6000 K
22.
The curves are for a black body at two temperatures. Curve 1 is at 8000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 8000 K. What is the temperature of curve 2? (use the peak positions)
5500 K
21300 K
11000 K
3000 K
23.
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
3000 K
4080 K
6500 K
3250 K
24.
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
7500 K
3750 K
3060 K
4000 K
25.
The curves are for a black body at two temperatures. Curve 1 is at 4500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 4500 K. What is the temperature of curve 2? (use the peak positions)
10500 K
6000 K
3380 K
5250 K
26.
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
4900 K
2500 K
6000 K
3000 K
27.
The curves are for a black body at two temperatures. Curve 1 is at 5800 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 5800 K. What is the temperature of curve 2? (use the peak positions)
14800 K
3740 K
9000 K
7400 K
28.
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 10000 K. What is the temperature of curve 2? (use the peak positions)
19000 K
9000 K
11100 K
9500 K
29.
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 3500 K. What is the temperature of curve 2? (use the peak positions)
6250 K
12500 K
1360 K
9000 K
30.
The curves are for a black body at two temperatures. Curve 1 is at 4500 K. What is the temperature of curve 2? (use the peak positions)
The curves are for a black body at two temperatures. Curve 1 is at 4500 K. What is the temperature of curve 2? (use the peak positions)
6500 K
2000 K
10100 K
3250 K
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