Reference no: EM13275070
1-State the Difference between capacitance and inductance
2- List four types of electrical source with brief description
3-What are the differences between Thevenin's equivalent circuit and Norton's equivalent circuit?
4- Assume that a sinusoidal voltage is given by v(t)= 100sin(300πt+60)V
a)Express the v(t) in cosine function
b)Find the angular frequency and phase angle
c) Find the period and the frequency of sinusoidal signal.
d)Find the peak value and the RMS value of the sinusoidal signal.
e)If the voltage is applied to a 50? resistance, find the average power delivered.
5-What sensor is used to measure the deformation of an object?
6- Given a Boolean's equation is Y= (A bar)B+A(B bar)+AB Simplify the equation and draw the logic gate.
7- State the difference between diode and LED
8- State the difference between Step-up transformer and Step-down transformer.
9- A certain resistor has the colour code of orange, red and gold. Determine the maximum and minimum current you should expect to measure when a 12V source is connected across the resistor.
10- State why superposition principle can be applied to passive D.C Circuits?
11-Discuss the electrical properties of an inductor in terms of it's voltage-current relationship.
12-A 10kW, 240V, 50 Hz single-phase cage rotor induction motor is 85% efficient and has a PF of 0.68 lagging. Calculate the motor current and the value of capacitor required to raise the PF to 0.93 lagging
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Design an ac source system that can be used to power
: Design an AC source system that can be used to power 120 Vrms, 240 Vrms, and 208 Vrms single phase devices depending upon the particular connection terminals. The system should have no individual sources with voltages larger than 120 Vrms.
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What is the commutator frequency of telemetry system
: signals are to be sampled at rates no less than their respective nyquist rates and are to be word-by-word multiplexed . this can be achieved by multiplexing the PAM samples of the four signals and the binary coding the multiplexed samples (as in t..
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What is the range of frequencies generated by oscillator
: Consider a superheterodyne FM receiver designed to receive the frequency band of 1 to 20 MHz with an IF frequency 8 MHz. what is the range of frequencies generated by the local oscillator for this receiver
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How long will the entire trip take
: A plane normally takes 10 hours to travel 5, 500 miles. One day significant headwinds slow the plane down, how long will the entire trip take
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State difference between step-up and down transformer
: 1-State the Difference between capacitance and inductance 2- List four types of electrical source with brief description 3-What are the differences between Thevenin's equivalent circuit and Norton's equivalent circuit 4- Assume that a sinusoidal volt..
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How high does each ball swing after the collision
: Starting with an initial speed of 5.00 m/s at a height of 0.335 m, a 1.50-kg ball swings downward and strikes a 4.60-kg ball that is at rest, How high does each ball swing after the collision
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Find the final velocities of the balls
: A 4.95-kg ball, moving to the right at a velocity of +1.60 m/s on a frictionless table, Find the final velocities of the balls if the collision meet the following conditions
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Give calculation to get maximum marks and mention units
: Use nodal analysis to find VO in the network given below. Identify and label each node otherwise you will lose your marks. Write each step of the calculation to get maximum marks and also mention the units of each derived value.
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Find the surface charge density on the lower sheet
: two extremely large nonconducting horizontal sheets each carry uniform charge density on the surfaces facing each other. find the surface charge density on the lower sheet
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