Question is ⇒ An RLC series circuit is excited by 200 V, 100 Hz supply. The current is 20 A. If R = 10 Ω, XL = 50 Ω, XC is, Options are ⇒ (A) 10 Ω, (B) 14.14 Ω, (C) 7.07 Ω, (D) 50 Ω, (E) , Leave your comments or Download question paper.

Question is ⇒ An RLC series circuit is excited by 200 V, 100 Hz supply. The current is 20 A. If R = 10 Ω, XL = 50 Ω, XC is, Options are ⇒ (A) 10 Ω, (B) 14.14 Ω, (C) 7.07 Ω, (D) 50 Ω, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	An RLC series circuit is excited by 200 V, 100 Hz supply. The current is 20 A. If R = 10 Ω, X_L = 50 Ω, X_C is
A.	10 Ω [Wrong Answer]
B.	14.14 Ω [Wrong Answer]
C.	7.07 Ω [Wrong Answer]
D.	50 Ω [Correct Answer]
View Answer 1 -1 Explanation:- Answer : D 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 :

⇒ As the number SWG increases, area of cross-section decreases.
TRUE
FALSE

⇒ The resistivity of intrinsic semiconductor material is about
10⁵ ohm-m
10³ ohm-m
100 ohm-m
1 ohm-m

⇒ Magnetic effect of current is used in generators but not in motors.
TRUE
FALSE

⇒ Which of the following does not cause losses in optical fibre cables?
Stepped index operation
Impurities
Microbending
Attenuation in glass

⇒ The output impedance of a logic pulser is
low
high
may be Low or High
can't say

⇒ When the video signal is applied to the picture tube in a TV receiver, the strength of video signal is about
1000 V
200 V
50 V
1 V

⇒ The power input and output in a device are 3650 W and 3385 W with each reading in doubt by ± 10 W. The percentage uncertainty in losses is
± 7.55%
± 3.77%
± 11.32%
± 15.09%

⇒ In 8085 eight address and data buses are multiplexed.
TRUE
FALSE

⇒

Assertion (A): Conductors do not permit propagation of waves more than a short distance into the conductor at microwave frequencies.

Reason (R): The relaxation time constant for conductors is much small than the period of centimetric EM wave.

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

⇒ In TV signals colour burst is used
to maintain colour sequence
to ensure I and Q phase correctly
to synchronise colours
for interlacing of horizontal lines

⇒ The function shown in the fig
impulse function
signum function
unit step function
none of the above

⇒ Which of the following statement regarding single-sideband (SSB) transmission is not correct?
In such transmission only or sideband is transmitted, leaving of the other sideband and the carrier
It has gained general acceptance of use in home-entertainment equipment
It is generally reserved for point-to-point communication
The amount of power and bandwidth necessary to be transmitted for a given amount of information are appreciable reduced

⇒ To bypass a 100 ohm emitter resistor at
10 μF
100 μF
1000 μF
1 μF

⇒ The log magnitude curve of factor jω is a straight line having a slope of 20 dB/decade.
TRUE
FALSE

⇒ Figure shows the equivalent circuit of resistor. The resistor is non-inductive w
R = L/C
LR = L/C
L = CR²
C = LR²

⇒ The condition AD - BC = 1 for two port network implies that the network is a
reciprocal
lumped element network
lossless network
unilateral element network

⇒ Junction temperature is always the same as room temperature.
TRUE
FALSE

⇒

Assertion (A): The conductivity of an n type semiconductor increases with increase in temperature and increase in density of donor atoms.

Reason (R): Diffusion of carriers occurs in semiconductors.

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

⇒ When thyristors are connected in parallel, the current distribution may become non-uniform due to
inductive effect of current carrying conductors
capacitive effect of current carrying conductors
both inductive and capacitive effects
none of the above

⇒ For a second order system the damping factor is varied from 0 to 1. The locus of poles is
a straight line on imaginary axis
a straight line on real axis
a semi circle
a circle

⇒ In figure, transistor β_dc = 100 and LED voltage when it is conducting is 2 V. Then the base current which saturates the transisto
18 mA
1.8 mA
0.18 mA
0.018 mA

⇒ In TV broadcast, UHF range is
606 - 790 MHz
100 - 150 MHz
41 - 68 MHz
174 - 230 MHz

⇒ If number of information bits is 4, the parity bits in Hamming code are located at bit positions __________ from the LSB.
1, 2, 5
1, 2, 4
1, 2, 3
1, 2

⇒ A Read/Write memory chip has a capacity of 64 k bytes. Assuming separate data and address line and availability of chip enable signal, what is the minimum number of pins required in the IC chip?
28
26
24
22

⇒ Consider the following, logic diagr
0000 to 1111
0000 to 1001
0000 to 1010
1001 to 0000

⇒ If the variance σ_x² of d(n) = x(n) - x(n - 1) is one-tenth the variance σ_x² of a stationary zero mean discrete time signal x(n), then the normalized autocorrelation function R_xx(x)/σ_x² at k = 1 is
0.95
0.9
0.1
0.05

⇒ The frequency tolerance for the RF carrier in the standard AM radio broadcast band is
zero
+20 Hz
+1000 Hz
+25 Hz

⇒ For maximum transfer of power, internal resistance of the source should be
equal to load resistance
less than the load resistance
greater than the load resistance
none of the above

⇒ The Darlington pair consists of the following two stages
CE and CC
both CE
both CC
CE and CB

⇒ Which of the following materials in not an insulator?
Diamond
Graphite
Bakelite
Lucite