Free Exam: PHYSICS: Chap 3: Power - Practice Quiz
Number of Questions in Test: 10
Number of Questions in Preview: 5
Register to view all questions.
Note: Answers are not shown below but will be copied with this test.
Copy this test to my quiz maker account
Register with ClassMarker to copy free tests to give to your Test takers.
Register nowQuestion 1
[cmimg]0/7499281_BICQZ6LP.png[/cmimg]
If the amplitude of a wave is increased 10 times, what is the effect on power?
If the amplitude of a wave is increased 10 times, what is the effect on power?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 2
The maximum variation of a wave is 120. The minimum variation is 40. If the maximum and the minimum are both doubled, what is the effect on power?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 3
Which of the following are related directly and exponentially?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 4
[cmimg]0/7499281_T7STL1VN.png[/cmimg]
Amplitude was decreased from 5 mm to 1 mm. What was the effect on intensity?
Amplitude was decreased from 5 mm to 1 mm. What was the effect on intensity?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 5
Amplitude decreased by 50%. What is the effect on power?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |