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A 3-phase induction motor, at rated voltage and frequency, has a starting torque of 140 percent and a maximum torque of 210 percent of full-load torque. Neglect stator resistance and rotational losses and assume constant rotor resistance. Determine:
a. The slip at full load.
b. The slip at maximum torque.
c. The rotor current at starting as a percent of full-load rotor current.
Consider a chip design using 10 mask levels. Suppose that each mask can be made with 98% yield. Determine the composite mask yield for the set of 10 masks.
Even if a man shows no visible perspiration he still evaporates about 500 grams of water per day from his lungs. How many calories of heat are removed by this evaporation? What is the rate of heat loss in watts due to this process?
A three-phase, 400 V system has the following load connected in delta: between the red and yellow lines, a non-reactive resistor of 100; between the yellow and blue lines, a coil having a reactance of 60 and negligible resistance
What is its final angle
water is sipped from an inverted conic-shaped-container whose altitude is 15 cm and radius 3 cm at the rate of 3
Design the minimum-cost circuit and compare its cost with combined costs of two circuits that implement f and g separately. Assume that the input variables are available in both uncomplemented and complemented forms.
A M-bit thermometer code for the number k consists of k 1's in the least significant bit positions and M-k 0's in the more significant bit positions. A binary-to-thermometer code converter has N inputs and 2^N-1 outputs.
What is the tension in each wire?
What is the effective data rate of this transfer (not counting the time for reading or writing the DVDs)?
Implement a circuit with 3 one bit inputs A, B, and C and a singleone bit output Z. Z=1 when there are more inputs valued logic one than inputs valued logic zero. Z=0 otherwise. This circuit iscalled a majority one circuit.
A tank of fluid employed in a chemical process is being monitoredwith three sensors. The sensors measure temperature, pressure andfluid level. If all the sensor measurements are in the normalrange, the sensor outputs are low.
1three resistors r1 r2 and r3 are connected in series and a supply voltage of 240 v. if r2 2r1 r3 3r1 and the total
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