Question is ⇒ Vividh Bharati programme is transmitted in, Options are ⇒ (A) short wave, (B) medium frequency, (C) very high frequency, (D) all of the above, (E) , Leave your comments or Download question paper.

Question is ⇒ Vividh Bharati programme is transmitted in, Options are ⇒ (A) short wave, (B) medium frequency, (C) very high frequency, (D) all of the above, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Vividh Bharati programme is transmitted in
A.	short wave [Wrong Answer]
B.	medium frequency [Correct Answer]
C.	very high frequency [Wrong Answer]
D.	all of the above [Wrong Answer]
View Answer 2 -3 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 :

⇒ When sources of different frequencies feed a network the only method of solution is superposition theorem.
TRUE
FALSE

⇒ In which of the following devices can the operation be visualised in terms of a series feedback loops?
TWT
Reflex klystron
Klystron amplifier
Backward wave oscillator

⇒ Data are recorded on a 2, 400 ft reel of magnetic tape at a density of 556 characters per inch. If the record length is of 100 characters and 0.75 inch of record gap, the tape utilization factor is
0.85
0.67
0.19
0.08

⇒ If f(- t) = f(t), the function f(t) has only cosine terms.
TRUE
FALSE

⇒ The attraction between the nucleus and valence electron of copper atom is
zero
weak
strong
either zero or strong

⇒ In a single phase full converter fed by a source having inductance, the number of thyristors conducting during overlap is
1
2
3
4

⇒ Consider the following C program int
All
1, 2, 3 only
2, 3, 4 only
1, 2, 4 only

⇒ A two port network is symmetrical if
z₁₁ z₁₂ - z₁₂ z₂₁ = 1
AD - BC = 1
h₁₁ h₂₂ - h₁₂ h₄₁ = 1
y₁₁ y₂₂ = y₁₂ y₂₁ = 1

⇒ A computer program is used to read N and compute N !. IF N = 6, the result will be
6
12
720
1040

⇒ Consider the following statements

A total of about 1 million bytes can be directly accessed by 8086 microprocessor.
The 8086 has thirteen 16 bit registers.
The 8086 has eight flags.
Compared to 8086, the 80286 provides a higher degree of memory protection.

Of the above statements
1, 2, 3, 4 are correct
1, 3, 4 are correct
1, 2, 4 are correct
1, 2, 3 are correct

⇒ A line has standing waves with a voltage maximum of 35 mV and minimum of 17.5 mV VSWR is
2
4
0.5
0.25

⇒ A semiconductor diode is biased in forward direction and carrying current I. The current due to holes in p material is
I
0
less than I
0.5

⇒ If t is relaxation time and t_c is average time between collisions, then in an isotropic metal
t = t_c
t < t_c
t_c < t
T = 0.01 t_e

⇒ The circuit shown depic
voltage series negative feedback
voltage shunt negative feedback
current series negative feedback
current shunt negative feedback

⇒ The three sides of an admittance triangle denote
G, B, Y
R, X, Y
G, B, Z
(R, Y, Z) or (R, X, Z)

⇒ Determine the transistor capacitance of a diffused junction varicap diode of a reverse potential of 4.2 V if C(0) = 80 pf and V_T = 0.7 V
42 pf
153.03 pf
13.33 pf
Data inadequate

⇒ Damping ratio =
actual resistance/critical resistance
critical resistance/actual resistance
critical resistance
none of the above

⇒

Assertion (A): Magnetism can be explained by the theory of magnetic domains.

Reason (R): The existence of magnetic domains is evident from the Bitter powder patterns.

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

⇒ A flip flop is a
combinational circuit
memory element
arithmetic element
memory or arithmetic element

⇒ The force required to initiate motion between two contacting surfaces is called
coulomb friction
viscous friction
static friction
none of the above

⇒ Four MSI TTL 4-bit ripple counters are cascaded to form a 16-bit binary counter. Its propagation delay is about __________ nanoseconds.
70
140
210
280

⇒ In frequency modulation noise can be further reduced by
increasing deviation
reducing deviation
reducing carrier frequency
increasing signal amplitude

⇒ The source of the harmonic distortion in a RC coupled transistor amplifier is usually
power supply
capacitor
R-C circuit
transistor

⇒ A transistor may fail due to
open weld at the wire leads to the semi-conductor
short circuit caused by momentary overloads
overheating due to circuit failures
any of the above

⇒ In the above circuit, if the power dissipated in the 6 Ω resistor is zero then
20 2∠ 45°
20 ∠ 30°
20 ∠ 45°
20 2∠ 30°

⇒ When a p-n junction is forward biased
the width of depletion layer increases
the width of depletion layer decreases
the majority carriers move away from the junction
the current is very small

⇒ The effective refraction index of the ionosphere for radio wave is
more than unity
less than unity
equal to unity
either more or less than unity depending on the electron concentration

⇒

Assertion (A): In CE connection of n-p-n transistor. V_CE is positive.

Reason (R): In BJT, the base collector junction is reverse biased.

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

⇒ A plot of modulation index vs carrier amplitude yields a
horizontal line
vertical line
parabola
hyperbola

⇒ Fourier transform of signal obtained after taking difference between step function and its reverse version is given as __________ .
2jω
2/jω
4/jω
4jω