# For a prototype low pass filter, the series and shunt elements are respectively _____.

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For a prototype low pass filter, the series and shunt elements are respectively _____.

For a prototype low pass filter, the series and shunt elements are respectively inductive and capacitive.

## Related questions

The shunt element of prototype high pass filter is _____.

The values of L and C for a low pass filter with cut off frequency of 2.5 KHz and operating with a terminated load resistance of 450 Ohm are given by  (a) 57.3 mH; 0.283 μF (b) 28.66 μH; 0.14 μF (c) 114.64 mH; 0.566 mF (d) 50.23 mH; 0.632 mF

Low pass filter with cut off frequency of 100 kHz and high pass filter with cut off frequency of 50 kHz are connected in tandem, the resultant filter is • Low pass filter with cut off frequency of 100 kHz • High pass filter with cut off frequency of 50 kHz • Band pass filter with pass band from 50 kHz to 100 kHz. • None of the above.

Angles in degrees of pole locations of 4th order Butterworth low pass filter approximation from either real axis are  A) +45,-45,+30,-30 B) +67.5,-67.5,+45,-45 C) +30,-30,+22.5,-22.5 D) +67.5,-67.5,+22.5,-22.5

write short notes on Low-pass filter.

A low-pass filter with a cut-off frequency of 30 Hz is cascaded with a high pass filter with a cut-off frequency of 20 Hz. The resultant system of filters will function as  (A) an all – pass filter (B) an all – stop filter (C) an band stop (band-reject) filter (D) a band – pass filter

Condition for reciprocity and symmetry of a two port network are respectively  A) Z11=Z22 and Z12=Z21 B) Z11=Z12 and Z22=Z21 C) Z12=Z21 and Z11=Z22 D) Z22=Z21 and Z22=Z12

In FM demodulation hard limiter and hand pass filter are used to remove (a) frequency variation in the FM wave (b) amplitude variation in FM wave (c) noise in the demodulated wave (d) amplitude variations in demodulated wave

A band pass filter is that which

The bandwidth and S/N of a communication system are 3MHz and 30dB respectively. The channel capacity (in Mbps) is around  A) 30 B) 300 C) 0.3 D) None of these

If three wires of 3 ohms, 9 ohms and 5 ohms respectively are connected in series, what their resultant resistance? A.10 ohms B.12 ohms C.17 ohms D.5 ohms

A 4 GHz carrier is amplitude modulated by a low-pass signal of maximum cut off frequency 1 MHz. lf this signal is to be ideally sampled, the minimum sampling frequency should be nearly

What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these

A high-pass filter has a resistance R = 2 kΩ The lowest input frequency to be passed is 7.5 kHz. The value of suitable coupling capacitor must be: A) 0.001 pico Farad B) 0.01 pico Farad C) 0.1 pico Farad D) 1 pico Farad

A high pass filter has a resistance R = 2 kΩ. The lowest input frequency to be passed is 7.5 KHz. The value of suitable coupling capacitor must be : (A) 0.1 pF (B) 1 pF (C) 0.1 μ F (D) 1 μ F

A dc shunt motor runs at 500 r.p.m at 220 V. A resistance of 4.5 Ω is added in series with the armature for speed control. The armature resistance is 0.5 ohms. The current to stall the motor will be (1) 44 A (2) 50 A (3) 44.4 A (4) 60 A

Which capacitors are suitable for DC filter circuits?

When measuring strain, ballast circuit use a capacitor to act as a high pass filter. This is done when:  a) Static strain are being measured b) Dynamic strain are being measured c) Both Static and dynamic strain are being measured d) None of the above

At full -load of a transformer, the iron loss and copper loss are 3000 W and 4000 W respectively. Then total loss at maximum efficiency is :  (A) 7000 W (B) 6000 W (C) 8000 W (D) 4000 W

In a power generating station the Demand Factor and Load Factor are 0.5 and 0.2, respectively. If the connected load is 400 MW, the average demand is (A) 40 MW (B) 100 MW (C) 140 MW (D) 280 MW

A diode D, resistor R and inductor L and a switch S are connected in series.When a voltage V is applied across the circuit and switch is put on, the voltage across L changes as  A) V(1-exp(-t R/L)) B) Vexp(-t R/L) C) Ldi/dt +Ri D) V(1-t R/L)

Those materials are well suited for making permanent magnets which have _____ retentivity and _______ coercivity.

Unlike a shunt motor, it is difficult for a series motor to stall under heavy loading because?

If a 5-bus test system contains 6 transmission lines and one transformer, how many non-zero elements are there in the system Y-bus ? (A) 25 (B) 12 (C) 11 (D) 19

Three materials X, Y and Z having relative permittivity 2.5, 3.0 and 4.0 respectively are used in a single core cable. The materials on inner most and outer most layer respectively should be (a) X and Y (b) Y and Z (c) X and Z (d) Z and X

Two generating stations G1 and G2 of ratings 10 MVA and 8 MVA respectively are linked by a line rated at 5 MVA, 0.1 Pu reactance. Each station has a reactance of 0.5 pu. If the base MVA is 10 MVA, short-circuit MVA of G1 is

A single core lead sheathed cable with two dielectrics of permittivity 4 and 3, respectively, are subjected to same maximum stress. If the conductor diameter is 1.5 cm, the outer diameter of the first dielectric is (A) 1.125 cm (B) 1.5 cm (C ) 2 cm (D) 8 cm

A combination of various colors used for text and other presentation elements is called  (1) Fill effect (2) Template (3) Color scheme (4) C-set

For a balanced three phase star connected load for which line voltage is 230V and per phase resistance and reactance is 6 Ohm and 8 Ohm respectively. Calculate: 1) phase voltage 2) line current 3) power factor 4) total power absorbed

For a NAND gate, when one or more inputs are low then the output will be A) Low B) High C) Alternately high and low D) High or low depending on relative magnitude of inputs

State the function and shape of following parts used in induction type energy meter: i) Series magnet ii) Shunt magnet iii) Al disc iv) Brake magnet

State the use of shunt and series resistance used in extension of meter.

As compared to shunt and compound motors, series motor has the highest torque because of its comparatively .......... at the start.

Explain operation of series inductor filter and find out its ripple factor.

In an AC circuit, the voltage across R, L and C are 30 V, 60 V and 20 V respectively. The applied voltage is (A) 70 V (B) 50 V (C) 60 V (D) 100 V

The voltage gains of the amplifier with and without feedback are 20 and 100 respectively. The percentage of negative feedback would be

The internal resistances of an ideal current source, and an ideal voltage source are, respectively, (A) 0, ∞ (B) ∞, ∞ (C) ∞, 0 (D) 0,0

The substances which have a large number of free electrons and offer a low resistance are called?

If shunt generator delivers 100 A at 200 V, and the resistance of the shunt field and armature are 100 ohm and 0.01 ohm respectively, the generated e.m.f. will be : -  a) 212 V b) 205 V c) 210 V d) 201.02 V

A DC shunt generator supplies 450 A at 230 V. The resistances of shunt field and armature are 50 Ω and 0.025 Ω respectively. What will be the armature voltage drop?  (A) 11.24 V (B) 22.7 V (C) 31.6 V (D) 38.4 V

For better relative stability, the values of gain margin and phase margin should be respectively  A) 6 db, 15 degree B) 10 db, 15 degree C) 10 db, 30 degree D) 6 db, 30 degree

In an npn transistor, _____ are the minority carriers.   (a) Free electrons (b) Acceptor ions (c) Donor ions (d) Holes

For a discrete time filter to be causal and to have exact linear phase (A) Its impulse response must be of infinite length (B) Its impulse response can be of any length (C) The signal should be left sided (D) Its impulse response must be of finite length