Question is ⇒ When the core of a saturable reactor is saturated, the inductance is high., Options are ⇒ (A) TRUE, (B) FALSE, (C) , (D) , (E) , Leave your comments or Download question paper.

Question is ⇒ When the core of a saturable reactor is saturated, the inductance is high., Options are ⇒ (A) TRUE, (B) FALSE, (C) , (D) , (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	When the core of a saturable reactor is saturated, the inductance is high.
A.	TRUE [Wrong Answer]
B.	FALSE [Correct Answer]
View Answer 1 -1 Explanation:- Answer : B 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 :

⇒ Some words like READ, WRITE, STOP etc. cannot be used as variable names in Fortran 77.
TRUE
FALSE

⇒ The current distribution of a half wave dipole is
uniform
sinusoidal
triangular
complex

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

⇒ The following k-map implem
BCD to Decimal Decoder
Decimal to BCD Encoder
1 of 10 Decoder
(a) and (c)

⇒ Internet is a worldwide network of computers where most of the information is freely available.
TRUE
FALSE

⇒ Piezoelectricity means the slight change in dimensions of a specimen when an electric field is applied.
TRUE
FALSE

⇒ A capacitor input filter relies on
average detection
peak detection
both (a) and (b)
neither (a) nor (b)

⇒ The time needed by a TTL circuit to switch from 0 to 1 or 1 to 0 is about
10 μs
10 ns
100 μs
50 ns

⇒ Lowest resistivity of the following is
constantan
german silver
manganin
nichrome

⇒ In figure, the value of R shoul
5 kΩ
50 kΩ
20 kΩ
10 kΩ

⇒ Consider the following strings

A
Z2
X3Y
P12R
BX

Which of the above strings are valid in Pascal?
All
1, 2, 3
1, 2, 4, 5
1, 2, 3, 5

⇒ The circuit show in the figure has 4 boxes each described by inputs P, Q, R and outputs y, z
4 bit adder giving P + Q
4 bit subtractor P - Q
4 bit subtractor Q - P
4 bit adder P + Q + R

⇒ In Java which operator can be used even if there is a single operand
+
-
*
%

⇒

Assertion (A): In TE mode for rectangular waveguide.

Reason (R): In TM mode for rectangular waveguide.

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 correct but R is wrong
A is wrong but R is correct

⇒ In a specimen of cast iron, a field strength of 400 AT/m cause a flux density of 0.6 T. In a specimen of silicon steel, the same value of H would cause B to be
0.6 T
more than 0.6 T
less than 0.6 T
0.6 T or less than 0.6 T

⇒

Assertion (A): In a circuit using FET, gate is approximately at dc ground

Reason (R): Self bias stabilizes the quiescent operating point against changes in JFET parameters

Both A and R are correct and R is correct explanation for A
Both A and R are correct but R is not correct explanation for A
A is correct R is wrong
A is wrong R is correct

⇒ The carrier mobility in a semiconductor is 0.4 m²/Vs. Its diffusion constant at 300k will be (in m²/s).
0.43
0.16
0.04
0.01

⇒ Radar is essentially an echo ranging system
TRUE
FALSE

⇒ In a monolithic IC, resistors are formed from
ceramic material
manganin wire
P-type semiconductor
aluminium ribbon

⇒ A transmitter radiates a power 20 KW and its base current is 18A. The radiation resistance of the antenna is
1111 Ω
900 Ω
75 Ω
62 Ω

⇒ Which of the following cannot be the Fourier series expansion of a periodic signal?
x(t) = 2 cos t + 3 cos 3t
x(t) = 2 cos pt + 7 cos t
x(t) = cos t + 0.5
x(t) = 2 cos 1.5pt + sin 3.5 pt

⇒

Assertion (A): Radio transmission is by sky waves

Reason (R): Waves having frequencies higher than 30 MHz penetrate the atmosphere and do not return to earth.

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 correct but R is wrong
A is wrong but R is correct

⇒ For use at 50 Hz the range of scale of vibrating reed frequency meter is
25 - 75 Hz
40 - 60 Hz
47 - 53 Hz
42 - 58 Hz

⇒ To measure an emf by dc potentiometer it is necessary to standardise the potentiometer with the help of a standard cell.
TRUE
FALSE

⇒ Which of the following device acts as an N-P-N and a P-N-P transistor connected base to base and emitter to controller?
UJT
SCR
Diac
Triac

⇒

Assertion (A): F(s) is valid throughout s plane except at poles of F(s).

Reason (R): £[f₁(t) + f₂(t)] = £[f₁(t)] + £[f₂(t)]

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 correct but R is wrong
R is correct but A is wrong

⇒ The correct relation between energy and charge is
Energy = voltage/charge
Charge = Energy x voltage
Energy = voltage (charge)^0.5
Energy = voltage x charge

⇒ In a 4-ary FSK, the frequencies are separated by f_s. Then they are
in phase
in phase opposition
orthogonal
none of the above

⇒ If 137 + 276 = 435 how much is 731 + 672?
534
1403
1623
1513

⇒ The main advantage of DM over PCM is
less bandwidth
less power
simple circuit
better S/N ratio