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A 5-hp, 1,150-rev/min shunt motor has its speed controlled by means of a tapped field resistor as shown in Figure P18.31. With the tap at position 3, determine the speed of the motor and the torque available at the maximum permissible load.
Design a circuit with a 4-bit BCD input A,B,C,D that produces an output W,X,Y,Z that is equal to the input +6 in binary. You can use AND, OR, and INVERTER. Draw the gate level circuit
A 600 V, dc shunt motor has armature and field resistance of 15 ohms and 600 ohms respectively. When the motor runs unloaded, the ine current is 3 A, and the speed is 1000rpm. Calculate the developed torque at a full load armature current of 50 A.
Given the 16-bit value 1010 0101 1001 1000, what operation must be performed, and what operand is needed, in order to (a) set the most significant 8 bits to 1s (b) clear the bits in even positions (the left most bit is 15 andthe right most bit is 0) ..
A two-stage amplifi er has these stage gains: Av1 =25.8 and Av2 =117. What is the decibel voltage gain of each stage? The total decibel voltage gain?
A voltage divder is required to produce a 5.5V output from 12V source. If one of the resistor values is 1.0k, what value is required for the second resistor so that the voltage across the 1.0k resistor is 5.5V
A three-phase two-pole winding is installed in six slots on a stator. There are 80 turns of wire in each slot of the windings. All coils in each phase are connected in series, and the three phases are connected in Δ. The flux per pole in the mach..
Develop a Sensor Circuit using commodity components and design a wireless sensor node using commodity wireless modules
A silicon semiconductor resistor is in the shape of a rectangular bar with a cross sectional area of 1x10-6 cm2 a length of 0.1 cm and is doped with a donor concentration of 5x1016 cm-3. (a) Calculate the resistance of this resistor at 300K.
Need the coding for the circuits and its a intelligent fan controller based on temperature?
Design a second-order band-pass filter for a system with sampling frequency of 18 kHz that is tuned for f=5kHZ The filter should not have any sample delay (the numerator and denominator orders are equal) and should have a stability margin of 92%.
Write the equation for the acceleration as a function of the position change of the platform.
The electrostatic equivalent circuit of a human being. A person is charged to 20 kV and touches an object having a 50 ? resistance to ground. Determine the maximum current which will flow in the object.
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