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Q1. | The M.K.S. unit of magnetic field intensity is |

A. | ampere [Wrong Answer] |

B. | ampere/metre [Correct Answer] |

C. | volt [Wrong Answer] |

D. | volt/metre [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ Find cut off wavelength for mode TE

_{11}in a circular waveguide having radius 2 cm. Assume K'

_{a}= 1.841

4 cm

6.82 cm

8 cm

68.2 cm

⇒ If a function Z(

*s*) has a pole at infinity, then

the degrees of numerator and denominator are equal

the degree of numerator is one higher than that of denominator

the degree of denominator is one higher than that of numerator

the difference between the degrees of numerator and denominator is 0 or 1

⇒ If 4 quadrant operation is required we need

dual converter

full converter

semi converter

none of the above

⇒ Maxwell's curl equation for the static electric field E can be expressed as

Δ x E = 0

Δ x E = constant

Δ - E = constant

Δ . E = 0

⇒ In a wave the electric field lines are vertical. Then the wave is

horizontally polarized

vertically polarized

either (a) or (b)

neither (a) nor (b)

⇒

**Assertion (A):** McMurray Bredford half bridge inverter uses complementary commutation

**Reason (R):** Three phase inverter can have two modes of operation.

Both A and R are correct and R is correct explanation of A

Both A and R correct but R is not correct explanation of A

A is correct but R is wrong

A is wrong but R is correct

⇒ Which of the following is not a valid real variable in FORTRAN 77?

`ANUT`

`MONEY`

`A MONEY`

`BS`

⇒ Consider a multiplexer with X and Y as data inputs and Z as control input. Z = 0 selects input X and Z = 1 selects input Y. What are the connections required to realize the 2-variable Boolean function

*f*= T + R, without using any additional hardware?

R to X, 1 to Y, T to Z

T to X, R to Y, T to Z

T to X, R to Y, 0 to Z

R to X, 0 to Y, T to Z

⇒ Which of the following represents the equivalent circuit of a crystal for crystal oscilla

Figure A

Figure B

Figure C

None of the above

⇒ Mobility is directly proportional to Hall coefficient.

TRUE

FALSE

⇒ 2's complement of binary number 0101 is

1011

1111

1101

1110

⇒ The service area of a TV transmitter is a little beyond radio horizon.

TRUE

FALSE

⇒ The number of storage classes in C is

2

3

4

6

⇒ In the circuit of figure the switch is open for a long time, At

*t*= 0 the switch is closed. At

*t*= 0

^{+}the current supplied by batter

0.25

0.125

3.6 A

1.5 A

⇒ A negative feedback can be of

2 types

3 types

4 types

only 1 type

⇒ Electrical conductivity of metals expressed in ohm

^{-1}m

^{-1}is of the order of

10

^{10}

10

^{5}

10

^{-4}

10

^{-6}

⇒ Bandwidth will be

*a*.

*b*

*a*+

*b*

*a*

*b*

⇒ The slope of log magnitude asymptote changes by - 40 dB/ decade at a certain frequency and the error between asymptote and actual curve is - 6 dB. This means that

a double pole is present

a pair of complex conjugate poles is present

either a double pole or a pair of complex conjugate poles is present

either a pole or zero at that frequency is present

⇒ A 4 input AND gate is equivalent to

4 switches in parallel

2 switches in series and 2 in parallel

three switches in parallel and one in series

4 switches in series

⇒ Junction temperature is always the same as room temperature.

TRUE

FALSE

⇒ Resonant circuits are used in

audio amplifiers

RF amplifiers

both audio and RF amplifiers

none of the above

⇒ What will be conversion rate for a counter type A/D converter contains a 4 bit binary ladder and a counter driven by a 2 MHz clock. Then conversion time

125

125 x 10

^{3}

125 x 10

^{6}

None

⇒ A long specimen of P type semiconductor material

is + vely charged

is electrically neutral

has an electric field directed along its length

acts as a dipole

⇒ AM transmitter employing low level modulation

uses class C amplifier for amplification

requires higher audio power

has a poor efficiency

has a higher efficiency

⇒ A variable resistance R and capacitive reactance X

_{C}are connected in series. As R is varied, the locus of Z is

a straight line parallel to Y axis in 4th quadrant

a straight line parallel to X axis in 4th quadrant

a straight line parallel to Y axis in second quadrant

a straight line parallel to Y axis in first quadrant

⇒ For an n-channel JEFT having drain source voltage constant if the gate source voltage is increased (more negative) pinch off would occur for

high values of drain current

saturation values of drain current

zero drain current

gate current equal to the drain current

⇒ The function shown in the fig

impulse function

signum function

unit step function

none of the above

⇒ A system is said to be marginal stable if

poles lies on Real axis

zero lies on Real axis

poles lies on Imaginary axis

zeros lies on origin

⇒ In an R-C series circuit excited by a voltage E, the charge across capacitor at

*t*= 0

^{+}is

0

CE

CE (1 -

*e*

^{-t/RC})

none of the above

⇒ In integral cycle control of ac regulator, the input power factor is equal to

duty cycle a

a

^{2}

a

(a)

^{1/3}