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WorksheetsECE QUIZ
Total questions: 50
Worksheet time: 10mins
What is the unit of Frequency?
Hertz
Farad
Siemens
Henry
He developed the Direct Current
Michael Faraday
Nikola Tesla
Thomas Edison
Alessandro Volta
He developed the alternating current.
Michael Faraday
Nikola Tesla
Carl Friedrich Gauss
Alessandro Volta
It limits the flow of current.
Ampere
Admittance
Resistance
Conductance
In a capacitive load, what is the value of reactance if the capacitance is 0?
0
Approaching infinity
Approaching Cubao station
Unity
The resistors that are in series will both share the same
Voltage
Current
Blood
Heart
At resonance condition, power factor is
0
1
2
Infinity
If the frequency of a voltage wave form is 60 hz then, the frequency of its respective power waveform will be
30hz
20hz
180hz
120hz
A coil is consists of
A conductor and a resistor
A conductah and a resistah
An inductor and a resistor
An inductah and a resistah
When current and voltage waveforms increase/decrease at the same instant, they are
In phase
Out of phase
Telophase
Prophase
Germanium diode has a barrier potential of
0.3 V
0.5 V
0.7 V
0.9 V
Decibel is used to provide convenience in calculating
Signal level
Attenuation
Connection
Fidelity
It is used for impedance matching
Common emmiter
Common collector
Common base
Common source
For High fidelity, device must pass all the frequency band needed for the target signal, drawback is
Resistivity
Conductivity
Selectivity
Inconsistency
The roll-off rate when signal level loss twice the original value is
6dB/octave
12dB/octave
20dB/octave
20dB/decade
-20dB/decade means decrease of gain by -20dB per ______ difference between frequency
1/2th
1/4th
1/8th
1/10th
The capacitor connected at the emitter is considered as
Bypass capacitor
Coupling capacitor
Wiring capacitor
Junction capacitor
Class A, B, and AB amplifiers are considered as
Linear amplifier
Quadratic Amplifier
Cubic Amplifier
Mini amplifier
Op-amp is short for
Operational amplifier
Oppressive amplifier
Operational amputa
Operational amplitude
The VT for an E-Mosfet is commonly denoted as
Transitional voltage
Threshold voltage
Voltage transit
Vico Toto
Quinary is
Base 3
Base 5
Base 7
Base 9
A+AB=A is what law of Boolean Algebra
Law of idempotency
Law of absorption
Law of elimination
Law of involution
For nand to nand design, get the simplified
SOP
POS
PRODUCT TERM
SUM TERM
He/She is the world's first programmer
Herman Hollenith
Ada Lovelace
Howard Aiken
Jack Kilby
Karnaugh mapping aims to group adjacent 0 and 1 in the highest order of
1
2
3
4
Force between charged particles is inversely proportional to
Magnitude
Distance between them
Permittivity
Charge
It is the charge of very small particles distributed in space
Line charge
Sheet charge
Volume charge
Space charge
The unit of electric flux
Coulombs
Volts
Volts/meter
Joules
The divergence of the vector flux density is the outflow of flux from a dmall closed surface per unit volume as the volume approaches
Infinity
0
1
Measurement with respect to 0 Volts reference
Electromotive
Absolute potential
Potential difference
Electrophorus
A negative potential difference implies that there is a
Voltage drop
Voltage rise
Dipole moment is a
Scalar quantity
Vector quantity
The following are units of stress except
N/m
N/m^2
Pascal
psi
It is the contact pressure between two bodies
Normal stress
Shearing stress
Bearing stress
It tends to shorten the material
Compressive stress
Tensile stress
Shear stress
Bearing stress
The tangential stress is also known as
Circumferential stress
Tensile stress
Axis stress
Compressive stress
Tangential stress is _____ of Longitudinal stress
Twice
Thrice
Half
The same
It measures the deformation of a body.
Stress
Strain
Toughness
Elasticity
Materials that can withstand an applied stress
Strong materials
Hard materials
Resilient materials
Elastic materials
It is the ratio of the steady force acting on an elastic body resulting displacement with a unit of N/mm
Stiffness
Strength
Plasticity
Elasticity
Among the following choices, it has the highest level of resistance against strain
Concrete
Cast iron
Aluminum
High carbon steel
A unit step signal has a value of 1 when t is at
0
0 to positive infinity
0 to negative infinity
None
j^2 is equal to
-j
-1
1
j
cos(-β) is equal to
cos(β)
-cos(β)
cos(-β)
-cos(-β)
Is 0.121212 a rational number?
Yes
No
Maybe
Radical
Which statement is wrong
All periodic signals are composed of rational numbers
All periodic signals are analyzed by Fouries series
Periodic signals can be subjected to Parseval's relation assuming it satisfies the given condition.
Fourier transform is used for not periodic signals where it can be considered periodic with a short period.
The angular value of a periodic function with a period of 2pi is
1
2
pi
1/2
syslin means
System of linear equations
System of lines
Syslin sisig pritos ring
Syslinear equations
A function with 5 roots has a degree of
2
3
4
5
pfss means
Partial factor decomposition
Partial fraction decomposition
Partial frontrow decomposition
