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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.
Finding values of a composite discrete time signal, A discrete time signal x(n) = x(n-1) + x(n-3) with initial conditions x(0) = 0, x(1) = 1 and x(2) = 2 is examined and the first 51
A waveform generator is connected to an op-amp which has been setup as a voltage follower. The voltage follower is then loaded with a 50 Ohm resistor. What output impedance setting should the waveform generator use
Using counters and state machines, use one slide switch to either read the switches that would set the duty cycle (count up to value) or cause the PWM to be running. If the slide switch is a ‘0' then the design allows the user to set the PWM valu..
Calculate the earth loop impedance, minimum fault current (neglect the supply/earth impedance) and select an appropriate fuse for the circuit with reference.
For the circuit in the figure, find v1 and v2 using nodal analysis. Round your answers to one decimal place.
a) what is the order of this approximation b) Suppose |f(x) - g(x)| 0 is as large as possible what is μ
State the main requirements of a protection CT and an instrument CT - If the setting is 20% and there is saturation of 50% at 20 x current setting, specify a suitable CT.
a variety of measure mentdevices such as pressure gages, temperature gages, and flow meters which were based on various physical phenomenon and materialsproperties. research one industrial measuring devicepresently being used
Calculate the SNR due to quantization using the MATLAB program.
The voltage across a 0.2 H coil is given. What is the sinusoidal expression for the current?
suppose the fcc allocates 300 khz channels for a high quality video conference service. a service provider decides that
A silicon diode has a doping profile such that ND = ax3. What is the depth of the junction assuming the p side is uniformly doped with NA per cubic cm. Assume the x origin is at an ideal ohmic contact on the n side of the diode.(assume T=300K).
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