IdeasCuriosas - Every Question Deserves an Answer Logo

In Physics / College | 2025-07-03

An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

Asked by jhoyresco4

Answer (2)

This detailed answer addresses several key concepts of communication by explaining the correct answers to various related quiz questions. It emphasizes definitions, the interaction of models, and the impact of noise on communication effectiveness. A solid grasp of these fundamentals is crucial for effective communication. ;

Answered by GinnyAnswer | 2025-07-03

The total charge delivered by the device is 450 C , which corresponds to approximately 2.81 × 1 0 21 electrons flowing through it in 30 seconds. This is calculated by using the current and charge of an electron. The method involves applying the formulas for electric current and charge.
;

Answered by Anonymous | 2025-07-11

Related Questions in Physics

[Answered] Which best explains what happens when an electron moves from an excited state to the ground state? A. The electron absorbs energy as it moves to a lower energy level. B. The electron absorbs energy as it moves to a higher energy level. C. The electron releases energy as it moves to a higher energy level. D. The electron releases energy as it moves to a lower energy level.

[Answered] Particle A has very little mass in comparison to Particle B. Both particles are in the same atom. Which is the best conclusion about Particles A and B? A. They have the same charge. B. They are located in the nucleus together. C. Particle A has a positive charge, and Particle B is neutral. D. Particle A orbits the nucleus, and Particle B is located in the nucleus.

[Answered] Light of wavelength [tex]$5 \times 10^{-7} m$[/tex] falls on a sensitive metal plate with photoelectric work function 1.90 eV. Find the kinetic energy of the photoelectrons emitted and the stopping potential. (given [tex]$h =6.62 \times 10^{-34} Js$[/tex])

[Answered] Taden has found a table of the atmospheric layers of the Sun. However, he can't make out the names of the layers in the chart. [tex] \begin{tabular}{|l|l|l|l|} \hline & \multicolumn{1}{|c|}{ A } & \multicolumn{1}{c|}{ B } & \multicolumn{1}{c|}{ C } \\ \hline Position & Lowest & Middle & Outermost \\ \hline Thickness & 100 km & 2000 km & Millions of kilometers \\ \hline Temperature & 5,500 & 6,000 to 20,000 & $2,000,000$ \\ \hline \end{tabular} [/tex] What are the names of the Sun's layers described in columns A, B, and C? A. Corona; B: Photosphere; C: Chromosphere B. Core; B: Chromosphere; C: Photosphere C. Chromosphere; B: Corona; C: Core D. Photosphere; B: Chromosphere; C: Corona

[Answered] Charges of +5 C and -9 C are at a distance of 1 m from each other. Which diagram represents the force between the two charges?