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1. Explain the construction and working of Calomel electrode
2. Derive an expression for the electrode potential of a glass electrode.
3. What are ion selective electrodes? Explain the working principle of an ion selective electrode.
4. Explain the construction and working of Silver-Silver chloride electrode.
5. What are the advantages and disadvantages of glass electrode?
6. Two copper electrodes placed in copper sulphate solutions of equal concentration are connected to form a concentration cell. (1) What is the cell voltage? (2) If one of the solutions is diluted until the concentration of Cu2+ ions is 1/5th of its original value, what will be the cell voltage after dilution?
Define a voltmeter A voltmeter is an instrument used to measure p.d. and must be linked in parallel with the part of the circuit whose p.d. is required.
Q. A50-kW, 230-Vcompound generator has the following data: armature-circuit resistance 0.05 , series-field circuit resistance 0.05 , and shunt- field circuit resistance 125 . As
A battery having of 12 cells are divided in three group which each group having of four cells in series. The three groups are joined in parallel. The emf of every cell is 1.5V and
Explain Open Loop Control Systems In an open-loop control system, the controller independently computes exact voltage or current required by the actuator to do the job and send
Determine phase - voltage and power: A balanced star connected load is supplied from a symmetrical 3-phase 440 Volt system. The current in each of the phase is 40 Amp and lags
A 3 phase 400 volt(line to line) wye connected synchronous motor has Xs= 1 ohm per phase and a negligible armature resistance. The field current is so adjusted that the internal(in
Q. In the circuit shown in Figure with an ideal op amp, find v o as a function of v a and v b .
Q. Explain the Methods of Analysis for digital system? Just as differential equations are used to represent systems with analog signals, difference equations are used for syste
The city and guild electrical systems design task A and 2365-305 Do you have these two assignments to sell ?
Explain the suitability of aluminium that is used as electrical conducting materials. Aluminium : Conductors are appropriate for ambient and very high temperature. Use of alu
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