What is a closed path made of several branches of the network called?
Junction
Node
Terminal
Loop
Correct Answer :
D. Loop
Related Questions
Which of the following capacitors are used only in dc circuits?
Mica
Ceramic
Mylar
Electrolytic
When two complex conjugates are subtracteda the result is a
Quadrature component only
Complex component
In-phase component
Real component
Which of the following dielectric materials makes the highest-capacitance capacitor?
Air
Barium-strontium titanite
Mica
Electrolyte
As applied to a series RLCcircuita bandwidth means
The frequency range for maximum power transfer
The difference between the highest and lowest frequencies of the oscillator
The separation of the half-power points
The frequency at which XL= XC
Which waveform in which the rms value and the mean value are equal?
Square wave
Triangular wave
Sine wave
Sawtooth
The potential gradient in a cable is maximum in
Conductor
Outer sheath
Insulation
Uniformly all over
Two capacitors of capacitance 9 F and 18 F in series will have a total capacitance of
27 F
162 F
6 F
180 F
What is the rms value of a square wave?
Equals its peak value
Equals its peak-to-peak value
Peak divided by square root of two
Peak divided by pi
Which of the following is also known as antiresonant circuit?
Parallel resonant circuit
Series resonant circuit
Tuned circuit
Tank circuit
The impedance in the study of electronics is represented by resistan
Inductance
Capacitance
Inductance and capacitance
Reactance
At parallel resonancea the currents flowing through L and C are
Infinite
Zero
Unequal
Equal
The reason why alternating current can induce voltage is
It has high peak value
It has a stronger magnetic field than direct current
It has a constant magnetic field
It has a varying magnetic field
When resistance are connected in parallela the total resistance is
Less than the smallest resistance in the connection
Greater than the smallest resistance in the connection
Between the smallest and greatest resistance in the connection
Increasing and decreasing depending upon the supply voltage
Which of the following materials has the lowest dielectric strength?
Glass
Paper
Mica
Teflon
Metal tin becomes superconductor at approximately
6 K
3.7 K
5 K
4.7K
What does a capacitor store?
Voltage
Charge
Current
Power
Which of the following capacitors has the highest cost per F?
Plastic
Air
Mica
Electrolytic
When frequency of an ac wave decreasesa the value of XLin a coil
Approaches zero
Gets larger positively
Gets larger negatively
Stays constant
A wire of one kilometre length has a resistance of 20 . If the length is halveda then the new resistance is ___ the original resistance.
Half
Twice
One-fourth
Three times
For series capacitorsa total charge is
The sum of individual charges
Equal to the charge of either capacitors
Equal to the product of the charges
The quotient of the charges
What fusion of elements is without chemical action between them?
Mixture
Compound
Alloy
Ionization
What is the complex impedance of a circuit with an absolute resistance of 300 ?
0 + j 300
300 + j 90
0 ± j 300
300 +j 0
Resistor with colored bands in the body
Wire-wound resistor
Carbon-composition resistor
Potentiometer
Rheostat
If the output resistance of a voltage source is 4 a it internal resistance should be
Infinite
What is the resonant frequency of a circuit when L of 25 microhenrys and C of 10 picofarads are in parallel?
10.1 kHz
10.1 MHz
101 MHz
101 kHz
The voltage cannot be exactly in phase with the current in a circuit that contains
Only capacitance
Only resistance
Inductance and capacitance
Inductancea capacitance and resistance
The mutual inductance between two coils is ___ the reluctance of magnetic path.
Directly proportional to
Inversely proportional to
Independent to
Equal to
When current and voltage arte in phase in an ac circuita the ___ is equal to zero.
Resistance
Reactance
Inductance
Capacitance
The usual load of a dc circuit is a/an
Resistor
Capacitor
Inductor
Both inductor and capacitor
The reciprocal of a complex number is
A complex number
A real number
An imaginary number
A whole number