![subject](/tpl/images/cats/fizika.png)
1. An electric boiler rated 2000 Watts connected to 220 volts source raised the temperature of 6 kg mass of water from 5 0C to 100 0C. Assuming no energy is lost to the surrounding (including the container), calculate The cost of electricity incurred if 1 UNIT of electricity cost GHc 0. 20 the resistance of the boiler [Specific Heat Capacity of water is 4200 J/Kg/0C]
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 06:30
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 07:40
Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 08:50
The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 15:00
Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.
Answers: 1
You know the right answer?
1. An electric boiler rated 2000 Watts connected to 220 volts source raised the temperature of 6 kg...
Questions
![question](/tpl/images/cats/ekonomika.png)
Business, 11.03.2021 03:20
![question](/tpl/images/cats/health.png)
Health, 11.03.2021 03:20
![question](/tpl/images/cats/health.png)
Health, 11.03.2021 03:20
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/en.png)
English, 11.03.2021 03:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.03.2021 03:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.03.2021 03:20
![question](/tpl/images/cats/mat.png)
Mathematics, 11.03.2021 03:20
![question](/tpl/images/cats/mat.png)
Mathematics, 11.03.2021 03:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 11.03.2021 03:20