Question is ⇒ Three capacitors each 9 μF are connected in delta. The value of each capacitor in equivalent star connection is, Options are ⇒ (A) 3 μF, (B) 6 μF, (C) 27 μF, (D) 81 μF, (E) , Leave your comments or Download question paper.

Question is ⇒ Three capacitors each 9 μF are connected in delta. The value of each capacitor in equivalent star connection is, Options are ⇒ (A) 3 μF, (B) 6 μF, (C) 27 μF, (D) 81 μF, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Three capacitors each 9 μF are connected in delta. The value of each capacitor in equivalent star connection is
A.	3 μF [Wrong Answer]
B.	6 μF [Wrong Answer]
C.	27 μF [Correct Answer]
D.	81 μF [Wrong Answer]
View Answer 1 -1 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 :

⇒ Assuming a minimum angle of elevation of 5°, a geosynchronous satellite remains in line-of-sight for __________ percentage of Earth's surface.
30.3
42.4
50
25

⇒ The output of a full adder is
SUM
CARRY
SUM and CARRY
none of the above

⇒

Match the following:

	List I		List II
A.	Resistance	1.	M^-1L^-2T⁴I²
B.	Inductance	2.	ML²T^-2I^-2
C.	Capacitance	3.	ML²T^-3I²

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

⇒ Hexadecimal number E is equal to binary number
1110
1101
1001
1111

⇒

Assertion (A): If a wave v = A₁ + A₂ sin ωt is applied to a pure capacitor the current wav
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

⇒ Which of these are allowed in Basic?
Arithmetic operators +, -, *, / etc.
Logical operators AND, OR, NOT
Relational operators =, <, > etc.
All of the above

⇒ At millimeter wavelength the favoured mode in circular wave guide is
TE₀₁
TE₁₁
TE₂₀
TE₂₁

⇒ In a modified series inverter
the maximum output frequency is less than frequency of damped oscillations
the output frequency can be even higher than the frequency of damped oscillations
the output frequency cannot exceed the frequency of damped oscillations
any of the above

⇒ At a P-N junction, the potential barrier is due to the charges on either side of the junction, which consists of
fixed donor and acceptor ions
majority carriers only
minority carriers only
both majority and minority carriers

⇒ A single phase bridge type cycloconverter uses eight thyristors.
TRUE
FALSE

⇒ The antenna current of an AM transmitter is 8 A. When only the carrier is sent, but it increases to 8.93 A. When the carrier is sinusoidally modulated. The percentage modulation is nearly
0.9
0.8
0.75
0.7

⇒ The colour on the extreme left in general purpose fixed resistors represents
first significant digit
tolerance
wattage rating
voltage rating

⇒ Consider the following stateme
1 and 2 only
1, 2 and 4
2 and 3 only
2, 3 and 4

⇒ While __________ is the fastest unsaturated logic gate __________ has the excellent noise immunity?
ECL, TTL
TTL, ECL
ECL, RTL
RTL, DTL

⇒ Hue of a colour means
amount of light energy received by eye
predominant spectral purity of colour light
amount of other colours present
none of the above

⇒ In a Darlington pair
the emitter of first transistor drives the base of the second
the base of the first transistor drives the emitter of the second
emitters of the two transistors are connected through a resistor
none of the above

⇒ A buffer amplifier should have
high input impedance and low output impedance
high input impedance and high output impedance
low input impedance and high output impedance
low input impedance and low output impedance

⇒ The minterm designation for ABCD is
m₈
m₁₀
m₁₄
m₁₅

⇒ The power in the signal s(t) = 8 cos (20 p - p/2) + 4 sin (15 pt) is
40
41
42
82

⇒ A 1000 kHz carrier wave modulated 40% at 4000 Hz is applied to a resonant circuit tuned to a carrier frequency and having Q = 140. What is the degree of modulation after passing the wave through this circuit?
0.4
0.2
0.27
0.554

⇒ The residual resistivity of a binary alloy at 0 K is
sum of residual resistivities of component metals
difference of residual resistivities of component metals
product of residual resistivities of component metals
dependent on the concentration of minor component in the alloy

⇒ A 4 bit counter with four flip-flops will count upto decimal
8
15
31
63

⇒ The data about p the pull required to lift a weight wby a pulley bloc
3.2 + 0.171 w
2.28 + 0.1879 w
1.2 + 0.25 w
0.6 + 0.3 w

⇒ Which of the following modes of transmission will not be supported by a rectangular waveguide?
TE₁₅
TE₁₂
TM₁₁
TM₁₀

⇒ For the collector-feedback amplifier shown below the voltage gain A_v will be _________
-113.07
-103.07
-107.07
-93

⇒ It is desired to couple a coaxial line to a two parallel wire line. It is best to use
quarter wave transformer
balun
slotted line
directional coupler

⇒

Assertion (A): If an atom of polarizability a is placed in homogeneous field E, the energy stored is 0.5 aE².

Reason (R): Capacitance of an isolated conducting sphere R in vacuum is 4 p∈₀ R farads.

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 but R is false
A is false but R is true

⇒ The force in a magnetic field is given by F = qvB
F and q are perpendicular and v and B are perpendicular
F and q only are perpendicular to each other
F and v, F and B are mutually perpendicular to each other and v and B at any angle between them
All the four components are perpendicular to each other

⇒ In Bode plots the frequency at which two asymptotes meet is called corner frequency.
TRUE
FALSE

⇒ A series RC circuit has R = 5 Ω and C = 10 μF. The current in the circuit is 5 sin 20000t. The applied voltage is
252 sin (20000t + 45°)
252 sin (20000t - 45°)
252 sin 20000t
252 sin (20000t - 90°)