Question is ⇒ Which converter is used in HVDC transmission?, Options are ⇒ (A) 3 pulse, (B) 6 pulse, (C) 12 pulse, (D) 24 pulse, (E) , Leave your comments or Download question paper.

Question is ⇒ Which converter is used in HVDC transmission?, Options are ⇒ (A) 3 pulse, (B) 6 pulse, (C) 12 pulse, (D) 24 pulse, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Which converter is used in HVDC transmission?
A.	3 pulse [Wrong Answer]
B.	6 pulse [Wrong Answer]
C.	12 pulse [Correct Answer]
D.	24 pulse [Wrong Answer]
View Answer 1 -2 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ Consider the following statement in FORTRAN 77 2 values could be read and stored asX (0), Y (0)
4 values could be read and stored asX (0), Y (0), X (2), Y (2)
6 values could be read and stored as X (0), Y (0), Y (2), X (3), Y (3)
none of the above

⇒ What does a link budget for satellite communication include?
Total cost of satellite
Cost of satellite plus launch vehicle
Signal and noise levels is dB
Margins of error permitted

⇒ Both Impatt and Trapatt devices use avalanche effect
TRUE
FALSE

⇒ In a simple on-off controller with differential gap, the magnitude of differential gap determines
the level of accuracy
the life of controller
both (a) and (b)
neither (a) nor (b)

⇒

Assertion (A): Thermocouple instruments can be used for ac only.

Reason (R): Thermocouple instrument has a non linear scale.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true R is false
A is false R is true

⇒ 74HCT00 series is
NAND IC
interface between TTL and CMOS
inverting IC
NOR IC

⇒ The property is not valid for basic singularity function is
it is even signal
convolution of any arbitary function x(t) and an impulse is the original function itself
the sum of two impulses at same location is the impulse with the strength equal to the summation of individual strengths.
none of these.

⇒ If E_b, the energy per bit of a binary digital signal is 10^-6 watt sec. and the one sided power spectral density of the white noise N₀ = 10^-5 W/Hz, then the output SNR of the matched filter is
26 dB
10 dB
20 dB
13 dB

⇒ The Ebers-moll equation for I_E in CB configuration is given by
I_E = a_nI_CI_EC0
I_E = a_II_C + I_C0
I_E = a_nI_C + I_C0(e^qVEB/KT-1)
I_E = a_II_C + I_E0(e^qV_EB/KT - 1)

⇒ Which one of the following devices is not used as the controller in a stabilizer?
DIAC
TRIAC
SCR
Power transistor

⇒ System
causal
stable
non causal
anticausal

⇒ How many and which types of machine cycles are needed to execute PUSH PSW by 8085 microprocessor?
2, Fetch and memory write
3, Fetch and memory write
3, Fetch and memory read
3, Fetch and memory read and memory write

⇒ When there is rapid attenuation of field inside the conductor, the field current are concentrated close to the surface of the conductor; this phenomenon is called
skin effect
EM concentration effect
Faraday's effect
Ohm's effect

⇒ A coil with large distributed capacitance has a
high resonant frequency
low resonant frequency
low quality factor
low resistance

⇒ Six sets of electromagnetic waves are given bel
VLF, LF, MF, HF, VHF, UHF
LF, VLF, MF, HF, VHF, VHF
LF, VLF, HF, MF, VHF, UHF
VHF, VLF, HF, MF, LF, UHF

⇒ A half adder adds
2 bits
3 bits
4 bits
2 or 3 bits

⇒ e^-2t is __________ .
energy signal
power signal
neither energy signal nor power signal
both energy and power signal

⇒ Study the circuit of figure and examine the following statem
1, 2 and 3
1 and 2
1 and 3
2 and 3

⇒ Ferrite have
low copper loss
low eddy current loss
low resistivity
higher specific gravity compared to iron

⇒ Under identical conditions, for a single modulating frequency, FM and PM are indistinguishable. Now if the modulating frequency is reduced, then
phase modulation index as well as frequency modulation index decrease
phase modulation index as well as frequency modulation index increase
phase modulation index will remain constant whereas frequency modulation index will increase
phase modulation index will decrease whereas frequency modulation index will remain constant

⇒ The signal defined by the equations f(t) = 0 for t < 0, f(t) = E for 0 ≤ t ≤ a and f(t) = 0 for t > a is
a step function
a pulse function
a shifted step function originating at t = a
none of the above

⇒ Consider the following statements about Rhombic antenna

It is non resonant
It is a broad band antenna
It is ideally suited for HF transmission

Which of the above are correct?
1, 2, 3
1, 3 only
2, 3 only
1 only

⇒ As a compared to a CB amplifier, a CE amplifier has
lower current amplification
higher current amplification
lower input resistance
higher input resistance

⇒ Hexadecimal number F is called to octal number
15
16
17
18

⇒ Nichrome is used for
overhead line wires
heater coils
lamp filaments
all of the above

⇒ The amount of dielectric heating is inversely proportional to frequency.
TRUE
FALSE

⇒ Which of the following theorems enables a number of voltage (or current) sources to be combined directly into a single voltage (or current) source?
Superposition theorem
Compensation theorem
Millman's theorem
Thevenin's theorem

⇒ High intermediate frequency in a superheterodyne receiver
higher than
lower than
equal to
not comparable to

⇒

Assertion (A): In a magnitude comparator IC the cascading inputs provide a means to cascade the 4 bit comparators

Reason (R): A magnitude comparator has three outputs, A = B, A > B and A < B

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true

⇒

Match the following:

	List I		List II
A.	IF amplifier	1.	Amplifier frequencies in the range of 100 kHz to 5 MHz.
B.	RF amplifier	2.	Current in the output flows only during a portion of the positive half of the input cycle
C.	AF amplifier	3.	Amplifier frequencies in the range of 0 Hz to 5 MHz
D.	Class operation	4.	Amplifier frequencies in the frequency range of 40 Hz to 15 kHz.

A-4, B-1, C-3, D-2
A-3, B-1, C-4, D-2
A-2, B-3, C-1, D-4
A-1, B-2, C-3, D-4