Published On: Mon, Jul 29th, 2019

Mixed Test Questions

Author: Radoje Jankovic

Test question #1.

A two – port network is a network which has two input and two output terminals.

A. Yes

B. No.

Test question #2.

A two – port network, may also be called a four – terminal network or quadripole network.

A. No

B. Yes.

Test question #3.
 
The ABCD parameters or constants are sometimes called the linear parameters or auxiliary constants of the network.

A. Yes

B. No.

Test question #4

The constant A and D of the linear parameters are dimensionless constants, and B is a constant with the dimensions of an impedance, and C is a constant with the dimensions of a admittance.

A. True

B. False.

Test question #5.

In a linear two – port network, there will be a linear relationship between input voltage and current (V1, I1), and output voltage and current (V2, I2).

A. Yes

B. No.

Test question #6.

For a symmetrical network,
Z 1in = Z 2in 
and
A = D

A. Yes

B. No.

Test question #7.
.
For a passive electrical network is:

AD – BC = 1

A. True

B. False.

Test question #8.
 
An artificial delay line may be constructed of a ladder network of series connected inductors and shunt capacitors. This network has the characteristic of delaying a signal which is applied to it.

A. True

B. False.

Test question #9.

The linear parameters ABCD of a two – port network can bie expressed in per-unit values.

A. No

B. Yes.

Test question #10.

Non-complex A.C. waveforms are often referred as complex waves.

A. Yes

B. No.

Test question #11:

The R.M.S value of any alternating current is expressed as:

I = square root of Average value the square of current i.

No or Yes.

Test question #12

The total power factor of a single-phase network when harmonics are present is defined as:

PF = Total power/(V x I)

True or False.

Test question #13.

In power – frequency networks, calculations are usually made in terms of r.m.s values, and these true r.ms. values are measured by analog or digital instruments i.e. with moving – iron or electrodynamic instruments.

Yes or No.

Test question #14.

Moving – coil mechanism instruments are used to measuring AC or DC voltages and currents ?

Yes or No.

Test question #15.

Moving – coil mechanism used with a rectifier can be used for measuring AC voltages and currents ‘

True or False.

Test question #16.

A non – linear circuit element is one where the impedance varies with the applied voltage.

Yes or No.

Test question #17.

The capacitive and inductive elements are energy storing elements ?

Yes or No.

Test question #18.

Non-inductive resistor dissipates active power expressed in watts ?
True or False.

Test question #19.

Wire wound resistor has a inductance?

No or Yes.

Test question #20.

The capacitors may be with fixed and variable values?

Yes or No.

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Mixed Test Questions