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Question:
A factory is located near a water fall where the usable head for power generation is 25 m. The factory requires continuous power of 400 kW throughout the year. The riverflow in a year is (a) 10 m3/sec for 4 months, (b) 6 m3/sec for 2 months and (c) 1.5 m3/sec for 6 months.
(i) If the site is developed as a run-of-river type of plant, without storage, determine the standby capacity to be provided. Assume that overall efficiency of the plant is 80%.
(ii) If a reservoir is arranged upstream, will any standby unit be necessary ? What will be the excess power available ?
Consider a MIMO system with Lt = Lr = 2 in a channel with M = 10 multipaths. The ith multipath makes an angle of iLlcp with the transmit array and an angle of iLlcp with the receive array where Llcp = 1r/M. Assuming there are nt transmit and nr..
In this discussion activity, address the following in your primary, original posting: Identify an electrical component either AC or DC and clearly describe how it works and where it would be used on an aircraft. Then research a potential vulnerabili..
An op-amp is connected in the noninverting amplifier configuration. A gain of 21 is achieved using resistors ofvalue 1Mohm and 50 kohms in the feedback circuit. The signal source is connected to the v+ terminal via a 100 ohm resistor.
Determine the r.m.s. voltage of V2 if the reading on the ammeter, which reads true r.m.s, is to be 5 A. Calculate the power factor of the load for the conditions set in (a) above.
What is the range of decimal numbers that can be represented in 16-bit register assuming the following (a) Numbers are unsigned (b) Numbers are signed (in signed-magnitude representation)
The loop rotates in the external magnetic field of strength .35 T at a constant frequency of 59.7 Hz.
Define voltage regulation of a transformer.Define all day efficiency of a transformer. Why transformers are rated in kVA?
Consider a gsm uplink.the ms has 100 mw transmit power and the sensitivity of the bs receiver is -105 dbm.the distance between the bs and ma is 500 m.the propagation law follows the free space law up to a distance of dbreak=50m
A student project is required to be portable and hand held. It requires 6 V DC power at a current of 150 mA. The batteries for the power supply must last for a minimum of 7 hours of continuous operation.
The nickel- cadmium (nicad) battery is a secondary battery, meaning it can be recharged. it has the following reactions occuring during discharge: A nicad battery has .87 g of cadmium, which is the limiting reactant.
A rod on the surfaceof Jupiter's moon Callisto has a volume of 0.3 cubic meters. Write a MATLAB program that will determine the weight of the rod in units of pounds-force. The specific gravity is 4.7 Gravitiational acceleration on Callisto is 1.25..
Realize each of the following functions as a minimum two-level NAND-gate circuit and as a minimum two-level NOR-gate circuit. (a) F(A,B,C,D) = BD′ + B′CD + A′BC + A′BC′D + B′D′
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