Engineering, 27.02.2021 23:30 asia4772
B. A battery-charging circuit is shown in Fig04a. The forward resistance of the
diode can be considered negligible and the reverse resistance infinite. The
internal resistance of the battery is negligible. Calculate the necessary value of
the variable resistance R so that the battery charging current is 1.0 A.
(10 Marks)
D
R
120 V
y = 250 sin ot
Fig04b
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 08:10
Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed
Answers: 1
Engineering, 04.07.2019 18:10
The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false
Answers: 1
Engineering, 04.07.2019 18:10
An air conditioning system consist of a 5 cm diameter pipe, operating at a pressure of 200 kpa. the air initially enters the pipe at 15°c with a velocity of 20 m/s and relative humidity of 80%. if the heat supply throughout the process is 960 w, determine the relative humidity and the temperature at the outlet
Answers: 3
Engineering, 04.07.2019 18:10
An ideal otto cycle with air as the working fluid has a compression ratio of 8. the minimum and maximum temperatures in the cycle are 300 k and 1340 k. use constant specific heats at room temperature to determine (a) the amount of heat transferred to the air during the heat- addition kj/kg, (b) the thermal efficiency, and (c) the thermal efficiency of a carnot cycle ope limits. process, in rating between the same temperature
Answers: 2
You know the right answer?
B. A battery-charging circuit is shown in Fig04a. The forward resistance of the
diode can be consid...
Questions
Biology, 20.12.2019 13:31
Computers and Technology, 20.12.2019 13:31
English, 20.12.2019 13:31
Mathematics, 20.12.2019 13:31
Mathematics, 20.12.2019 13:31
Mathematics, 20.12.2019 13:31
History, 20.12.2019 13:31
Mathematics, 20.12.2019 13:31
Mathematics, 20.12.2019 13:31
Mathematics, 20.12.2019 13:31
English, 20.12.2019 13:31
Spanish, 20.12.2019 13:31
