Select ALL the TRUE statements regarding sound power? (Mark more than one.)
A. The sound power from a loudspeaker indicates how much force is produced per unit area.
B. The sound power from a loudspeaker indicates how much sound energy is produced per unit time.
C. The sound power from a loudspeaker indicates how much acoustic pressure is produced per unit time.
D. The sound power produced by a loudspeaker is related to the loudness (volume) at which it is operated.
E. The units for power is Joules (J).

Answers

Answer 1

The intensity of vibrations determines how loud a sound is. If the vibration's amplitude is higher, a sound would be louder; but, if it is lower, a noise will not be extremely loud.

Why do we use amplitude?

Amplitude modulation, or AM, is now utilized for two-way radio communication for aircraft at VHF frequencies and for audio transmission on the long, medium, and short wave bands. Due to the use of superior modulation techniques, it is only used in a very small number of other applications.

What is amplitude in data?

Amplitude Data enables you to specify, monitor, and validate your product statistics. Teams can use their insights without worry about data cleansing, integrity, or trustworthiness since it guarantees events are captured precisely and consistently throughout all teams and platforms.

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Related Questions

A pizza shop makes serves both vegan pizza and meat pizza. Customers place N orders at the shop. Their order number is printed" on their bill. The shop displays K out of N orders (both vegan and meat) on their display screen at any given time. The pizza shop is very famous and they receive many orders. To avoid confusion, vegan pizza orders are represented by positive numbers and meat pizza orders are represented by negative numbers on the screen. The orders are served in the order in which they are displayed on the screen. Each time an order is ready, its number is removed from the display screen and a new order is added to the display at the end of the list. A couple has arrived with their child Billy. Billy is a very naughty child. To keep him occupied, his parents tell him to make a list of the first meat pizza that appear in each set of K orders displayed on the shop's display screen. Write an algorithm to help Billy make a list of the first meat based pizza order numbers displayed on the screen each time an order is

Answers

The algorithm helps Billy make a list of the first meat-based pizza order numbers displayed on the screen each time an order is written below.

What is an algorithm?

A process for solving a problem or completing a computation is referred to as an algorithm.

The store's display screen is always displaying Kout of Borders (meat and vegan). The pizza shop is well-known and frequently receives orders.

Program Details

Make a class for a bank account with two attributes:

Owner and Balance,

and two methods:

Deposit and Withdraw.

Note: Withdrawals may not exceed the available balance.

Therefore, the algorithm is written above.

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which class of material is generally considered to be the weakest at room temperature, offering the lowest elastic moduli and tensile strengths? composites ceramics polymers metals

Answers

With the lowest strength and elastic modulus and tensile strengths available at room temperature, polymer are typically thought to be the weakest materials.

With an example, what is tensile strength?

It is defined as the minimum tensile stress required to separate the material. The metal has a mechanical properties of 1,000 pounds of force, for instance, if a metal rod with a cross section of one square inch can bear a thrust of 1000 usd but snaps with further pressure.

What other tensile strength types are there?

Tensile strength comes in three varieties: Yield strength (A) is the maximum amount of stress that a material can endure without permanently deforming. The highest stress that a material can bear is its ultimate strength (B). The stress vector on the maximum fault at the time of rupture is known as breaking strength (C).

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TRUE/FALSE. Discrete mechanical sensors have contacts that open and close. Since discrete electronic sensors often do not have mechanical contacts, the output condition is described as activated or de-activated.

Answers

True, Contacts on discrete mechanical sensors can open and close. Discrete electronic sensors' output conditions are defined as activated or de-activated because they frequently lack mechanical connections.

An electrical sensor, also known as an electronic sensor, is a tool that detects an interesting physical property (such as heat, light, or sound) and transforms it into an electrical signal that can be measured and used by an electrical or electronic system. Analog and digital sensors are further separated into all different sorts of sensors. There are, however, just a select few sensor kinds that are utilized in electronic applications, including pressure sensors, touch sensors, IR sensors, ultrasonic sensors, temperature sensors, proximity sensors, and so on. Simply said, a sensor transforms environmental inputs like heat, light, sound, and motion into electrical impulses. These signals are sent through an interface, which turns them into a binary code before sending it to a computer for processing.

 

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Determine the stratospheric ozone formation ​

Answers

The formation of stratospheric ozone (O3) occurs primarily through a series of chemical reactions involving ultraviolet (UV) radiation and several key atmospheric gases. The primary reaction involved in ozone formation is the conversion of oxygen molecules (O2) into ozone molecules (O3) through the following reaction:

O2 + UV radiation -> 2 O

2 O + O2 -> 2 O3

The first step of the reaction, the dissociation of O2 by UV radiation, creates two highly reactive oxygen atoms (O). These oxygen atoms then quickly react with another O2 molecule, forming an ozone molecule (O3).

Another important reaction that contributes to ozone formation is the conversion of methane (CH4) and other hydrocarbons into water vapor (H2O) and carbon dioxide (CO2), which release atomic oxygen (O) as a byproduct:

CH4 + 2 O2 -> CO2 + 2 H2O + O

The atomic oxygen produced in this reaction can also react with O2 to form ozone.

Additionally, several other chemical reactions also contribute to ozone formation. For example, nitric oxide (NO) can react with atomic oxygen to form NO2 which again can react with more atomic oxygen to produce ozone. Also, chlorine, bromine and iodine compounds can catalyze the breakdown of ozone, particularly in the Antarctic stratosphere, releasing chlorine and bromine atoms that can destroy many ozone molecules.

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