subject
Physics, 12.09.2021 09:10 stinematesa

Cho hai bóng đèn Đ1 và Đ2 mắc nối tiếp trong đó apekế có số chỉ 0,35A . HĐT giữa hai đầu đèn là Đ 1 là U12 = 3,2V và HĐT giữa hai đầu đèn DD là U23 =2,8V .Hãy

a] vẽ sơ đồ mạch điện

b] cho biết cường độ dòng điện đi qua đèn Đ 1 và đèn Đ 2 là bao nhiêu

c] Tính HĐT U13 giưa hai đầu ngoài của hai đèn Đ 1 và Đ 2

ansver
Answers: 3

Another question on Physics

question
Physics, 22.06.2019 14:30
Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?
Answers: 3
question
Physics, 22.06.2019 14:40
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
Answers: 3
question
Physics, 23.06.2019 03:00
Ablock of mass m slides on a horizontal frictionless table with an initial speed v0 . it then compresses a spring of force constant k and is brought to rest. the acceleration of gravity is 9.8 m/s2 . how much is the spring compressed x from its natural length?
Answers: 3
question
Physics, 23.06.2019 03:00
The law of entropy can also be called the law of increasing disorder, but this law seems to contradict the existence of living organisms that are able to organize chemicals into organic molecules. prepare for a class debate on the validity of the following arguments: a. living things are not subject to the laws of thermodynamics. b. the increase in the universe's entropy due to life processes is greater than the decrease in entropy within a living organism.
Answers: 2
You know the right answer?
Cho hai bóng đèn Đ1 và Đ2 mắc nối tiếp trong đó apekế có số chỉ 0,35A . HĐT giữa hai đầu đèn là Đ 1...
Questions
question
Mathematics, 08.11.2020 05:40
question
Chemistry, 08.11.2020 05:50
question
Geography, 08.11.2020 05:50
question
Chemistry, 08.11.2020 05:50
question
Mathematics, 08.11.2020 05:50