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The voltage waveforms shown below are obtained from a three-phase power rectifier used in an ESKOM application.



The rectifier output before the inductive filter is denoted by VL and the load voltage after the inductive filter by Vo.

A potential field is given by V = 3x2y – yz. Find the electric field at P (2, -1, 4).

Analyse the circuit in Figure 4, apply Thevenin’s theorem to compute I

x

 and then 

draw Norton’s equivalent circuit.



*Design an arithmetic circuit with two selection variables S1 and S0 and two

n-bit data inputs A and B. The circuit generates the following eight arithmetic

operations in conjunction with carry Cin:



A 100 N force is applied at A as shown in figure below. Replace this force by a force-couple system at C and E.


Xd²y/dx²+5dy/dx+3y/x=sin(2logx)/x cauchy equation

Discuss the latest advancement in technology of the Mems LIDAR in autonomous driving 


To determine and verify experimentally the law for total resistance (RT) of a series-parallel combination circuit.




2. To verify that the voltage across each leg in a parallel circuit is the same as the voltage across the parallel network.






Equipment




Project board 1 x 68Ω resistor




Multi-meter 1 x 82Ω resistor




Variable power supply 1 x 150Ω resistor




Wires 1 x 1k2 Ω resistor




1 x 10kΩ resistor





  1. Explain in you own words, how Thevenin's theorem is used to convert any linear two-terminal network into a simple equivalent circuit consisting of a resistance in series with a voltage source.
  2. Explain in advantage if using Thevenin's theorem when finding load currents in a dc circuit.

A three phase 3-wire 50Hz system with 𝐸𝑅𝑊 = 400∠10°V, supplies an unbalanced delta connected load as shown Figure Q1. Take 𝑅𝑊𝐵 phase sequence and use Millman’s theorem to determine the following:: 1.1 The line currents: 𝐼𝑅, 𝐼𝑊 𝑎𝑛𝑑 𝐼𝐵.


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