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The emf per turn for a single-phase 2200/220- V, 50-Hz transformer is approximately 12 V. Calculate
(a) the number of primary and secondary turns, and
(b) the net cross-sectional area of core of a maximum flux density of 1.5 T.
What is the electric charge of the unknown atom in coulombs with notation and as a whole number integer of the multiple of the charge of the H nucleus, e. Assumption is that the whole number is the atomic number of the unknown nucleus such as prot..
Your program should be efficient in the use of memory and computational complexity.
It is desired to know the design impedence referred to the primary and to the secondary for basic engineering calculations and analysis a. solve for the transformer impedance referred to the primary b. solve for the tranformer impedance referred to ..
What the material/product is used for within the building - How is the material / product sold and how is the material / product stored and handled during delivery and the building construction process.
The current through a 0.5-mF capacitor is given. What is the sinusoidal expression for the voltage?
An optical lithographic system has an exposure power of 0.3 mW/cm2. The required exposure energy for a positive photoresist is 140 mJ/cm2 and for a negative photoresist is 9 mJ/cm2. Assuming negligible times for loading and unloading wafers
The average intensity of sunlight reaching the earth is 1390W/m2. A charge of 2.38 x 10-8 C is placed in the path of this electromagnetic wave. What is the magnitude of the maximum electric force that the charge experiences
If not, find another value of T consistent with the information given.
An a.c. voltage, V, comprises of a fundamental voltage of 100 V rms at a frequency of 120 Hz, a 3rd harmonic which is 20% of the fundamental, a 5th harmonic which is 10% of the fundamental and at a phase angle of 1.2
Write a program that asks a user to input (one at a time) the four numbers to fill a 2x2 matrix. For each number entered, make sure the user knows which number is being entered.
Find the worst-case dc output voltages of the inverting amplifier shown in Figure for vin = 0. The bias current ranges from 100 to 200 n A, the maximum offset current magnitude is 50 n A, and the maximum offset voltage magnitude is 4 mV.
A modulating signal consists of two sinusoidal components: 1 kHz and 3 kHz. The transmitter carrier frequency is 80 kHz. If the signal is applied to an ideal DSB transmitter, indicate the output frequencies (in kHz).
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