Register
The source of a wave is moving at 40 vibrations per second. What is the frequency of the wave it produces? a-1HzB- 40 HzC-20HzD- 80hz
306,168 views
20 votes
20 votes
The source of a wave is moving at 40 vibrations per second. What is the frequency of the wave it produces? a-1HzB- 40 HzC-20HzD- 80hz

User Omrakhur
by
2.7k points

1 Answer

22 votes
22 votes

ANSWER:

B. 40 Hz

Explanation:

We have that the number of vibrations per second equals frequency since it is the number of repetitions per unit of time.

Since it is 40 vibrations per second, the frequency will be 40 Hz in this case.

The correct answer is B. 40 Hz

User Webbies
by
2.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

1.6m questions

2.0m answers

Other Questions

Determjne the density of liquid whose relative density is 1.25 given that the density is 1000kgm-3​
How can I solve the following? In (Figure 1), let V = 15.0 V and C1=C2=C3= 24.2 μF. Part A: How much energy is stored in the capacitor network as shown in (Figure 1)? Part B: How much energy would be stored
1. if i start with 48 ml of water in a graduated cylinder, after submerging an object the water level rises to 63 ml, what is the volume of the object. 2. if i start with 36 ml of water in a graduated
Why is the system of si unit developed
A scientist uses a camera to study the stars. How would the scientist most likely use this technology? -to replace all of the old data about stars -to predict the star count over a broad area -to write
Link Copied!