Electrical Engineering question and answers for July 01, 2023
- Q Battery capacity is sometimes given in units of Amp-Hr. If a 9volt battery has a capacity of 500 milliAmps-hr's, how long wouldit take for each resistive circuit to discharge the...
- Q Compare refined gasoline and diesel in terms of “kW-hr/ literâ€units to Li ion battery technology
- Q The higher the wind speed, the quicker a body cools. To quantifythis wind speed chilling effect, both the U.S. and Canadian weatherservices have determined wind chill temperatures for temperaturesbelow 50°F...
- Q Draw the logic diagram for the function f=ΣA,B,C (2, 6, 7) usingonly AND, OR, and NOT gates.Then draw logic schematic with only NAND gates, and appropriateresistors/LEDs to have LEDs to...
- Q Investigate why a EEG or ECG device with a common rejectionsystem is convinient.
- Q You are designing a device for doctors and nurses to use in theNeonatal Intensive Care Unit (NICU) which can monitor the health ofsick or premature babies. Name 5 physiologically relevant...
- Q Name a electrical device that can be both a conductor andinsulator.
- Q What name is given to the device that drives a generator?
- Q HOW TO FIND FAULT IN UNDERGROUND CABLESNAME ALL THE DEVICESNAME ALL THE PROCESSNAME ANY DEVICE THAT CAN BE EASILY MADE BY ASTUDENT
- Q What are the types of AC signals?
- Q 1. List any four types of faults that can occur in powertransformers?   2. List any four effects of sustained low power factor onequipment.3. List any four methods that can be used...
- Q Diesel Generator A I MVA diesel three-phase generator is rated at4.16 kV, 60 Hz, and connected as Y its neutral is kept floating. Itis directly tied to three loads, one...
- Q What are the types of hackings?Please specify each types and explain in details of what it is
- Q How can Kepler’s law of planetary motion be applied to the caseof geo-stationary satellite?What are the orbital parameters required to determine asatellite orbit? Name and explain them.Determine the maximum and...
- Q Translate the following real world scenario into a signal. Writemathematically. An IV drip is started on a patient of 1000mL salineover 8 hours. At time zero, a linearly increasing drip...
- Q Solve the differential equation using undeterminedcoefficientsy''+3y'-4y=5tet+8t2-4
- Q Parabolic trough collector. A set of parabolicmirrors can be used to concentrate the sun's rays to heat a fluidflowing in a pipe positioned at the mirrors' focal points. Theheated fluid,...
- Q (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 signalof 4 GHz. If the beamwidth of...
- Q The unit impulse of a system (which isn't necessarily 2nd order) is shown in the figure. In the figure, A denotes the shaded area. You must show that the percentovershoot...
- Q The unit impulse of a system (which isn't necessarily 2nd order) is shown in the figure. In the figure, A denotes the shaded area. You must show that the percentovershoot...
- Q Consider the network shown in Fig. 12.20. Let us determine the resonant frequency, the voltage across each element at resonance, and the value of the quality factorÂ
- Q The switch in the network in Fig. E7.17 opens at t=0. Find i(t) for t>0
- Q Three lightbulbs are connected to a 9-V battery as shown in Fig. 2.56 (a). Calculate:(a) the total current supplied by the battery,(b) the current through each bulb,(c) the resistance of...
- Q Use source transformation on the circuit shown in Fig 4.98 to find \( I_x \) .
- Q who discovered the relationship between magnetism and electricity that serves as the foundation for the theory of electromagnetism?
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