Sound of about DB or more for many health hazards
​...
![subject](/tpl/images/cats/fizika.png)
Physics, 21.02.2021 17:30 autumnskye1
Sound of about DB or more for many health hazards
​
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 17:00
What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:00
If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 15:30
Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 20:00
What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 02.12.2021 02:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.12.2021 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 02.12.2021 02:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 02.12.2021 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2021 02:30
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 02.12.2021 02:30