Q1
a) With the aid of a sketch of the hydraulic system explain the
following
i) A Reservoir ii) A pump and a prime mover iii) A pressure control
and check valve iv) A power circuit which is made of actuators,
motors or cylinders. v) Filter
b) List three functions that are performed by a reservoir and the
purpose of baffles in it.
Q2
a) Define the term ‘Filtration’ in a hydraulic system.
b) Explain the difference between a depth...
I, Sketch and describe the structure and principle of
operation of a well labeled linear Traveling Wave Tube TWT
ii, What are the propagating modes, and Evanescent
modes in Waveguide
(a) Describe the principle of operation of
(i) Klystron amplifier
(ii) Travelling wave tube (TWT) amplifier.(b) A parabolic reflector is used to receive a satellite signal
of 4 GHz. If the beamwidth of the device is 2.50(i) find the diameter of the parabolic reflector.
(ii) calculate the gain of the device assuming that the efficiency
factor is 50%
a) Sketch and describe in detail a simple single pass
composite boiler.
b) Explain its operation and state two advantages.
c) Sketch a biological sewage treatment plant, label it and explain
its operation.
d) State five conditions under which oily water can be discharged
overboard
function and working principle of the component of the hydraulic
power steering system with diagram. and kindly it's good if you
send me a pdf or a book that briefly explains
Describe the principle of operation of both the
positive displacement and roto-
dynamic pumps.
b) List three (3) characteristics each of the above pumps .
c) Sketch a gear pump and label it.