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Q. Explain stages of attending to Rail fracture?
Various stages of attending to Rail fracture / weld failure in a L.W.R. track in field -
Equipment required -
i) Special 1 meter long fishplates with screw clamps and Joggled fishplates with bolted clamps (for fractures at welded joints) .
ii) Steel tape capable of reading up to one mm.
iii) Alumino-thermic welding and finishing equipment.
iv) Equipment for destressing.
v) 6.5 meter long sawn rail cut piece of the same section as LWR duly tested by USFD.
vi) Rail closures of suitable lengths.
vii) Equipment for protection of track.
viii) Equipment for night working.
1. The circuit is: A circuit which lights a LED when a voltage is above 14 volts and flashes the LED (at about 1 Hz) below 10 Volts. The circuit should also continuously sounds
(a) The key elements of a protocol are the syntax, semantics and timing. Give a brief explanation of each of these key elements. (b) A file contains 4 million bytes. Compare
Q. Explain about Synchronous machines? Large ac power networks operating at a constant frequency of 60 Hz in the United States (50 Hz in Europe) rely almost exclusively on sync
consider a single stage ce amplifier with rs=1kohm,r1=50ohm,r2=2kohm,rc=1kohm,rl=1.2kohm,hfe=50,hie=1.1kohm,hoe=25microamp/volt and hre=2.5*10-4
Increase in HT and LT Ratio It is well known that for high HT/LT ratio, the losses will be low. The losses for a given quantum of power supplied through a line are inversely p
Q. Discuss in brief on combination clippers ? Combination clippers are a combination of biased positive and negative clippers. With a combination clipper, a portion of both pos
I need the solutions for this assignment
If an FM signal is given by s FM (t) = 100 cos [2πf c t +100 m(τ ) dτ ] and m(t) is given in figure, sketch the instantaneous frequency as a function of time and determine the pea
Ask question #Minimum 100 words What is neeed of differential amplifier
A 100-kW, 230-V shunt generator has R a = 0.05 and R f = 57.5 . If the generator operates at rated voltage, calculate the induced voltage at (a) full load, and (b) one-half fu
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