Users Also Read

MCQ's Search Engine

Electrical Engineering

Mechanical Engineering

Civil Engineering

Automobile Engineering

Chemical Engineering

Computer Engineering

Electronics Engineering

Medical Science Engg

Q1. | The forms of IF statements in FORTRAN 77 are called |

A. | logical IF and Block IF [Wrong Answer] |

B. | logical IF, block IF and arithmetic IF [Correct Answer] |

C. | logic IF, block IF, arithmetic IF and negate IF [Wrong Answer] |

D. | logical IF and arithmetic IF [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 :**

⇒ In metals, the flow of current is due to

electrons

ions

holes

electrons and ions

⇒ Tropospheric scatter propagation is not subject to any fading.

TRUE

FALSE

⇒ 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

⇒ The number of days when Earth's shadow falls on a geosynchronous satellite is

88

277

5

10

⇒ The switch in the circuit shown was on position

*a*for a long time, and is moved to position

*b*at time

*t*= 0. The current

*i*(

*t*) for

*t*> 0 is give

0.2

*e*

^{-125t}

*u*(

*t*) mA

20

*e*

^{-1250t}

*u*(

*t*) mA

0.2

*e*

^{-1250t}

*u*(

*t*) mA

20

*e*

^{-1000t}

*u*(

*t*) mA

⇒ When two coupled coils of equal self inductance are cormected in series in one way the net inductance is 12 mH and when they are connected in the other way the net inductance is 4 mH. The maximum value of inductance when they are connected in parallel is

2 mH

3 mH

4 mH

6 mH

⇒ For real and odd signals, the Fourier series coefficient

*a*is

_{n}purely imaginary

purely real and even

purely imaginary and odd

purely real and odd

⇒ A decade counter

counts for ten days

counts ten times faster than a binary counters

counts to 9 and reset on the next pulse

reverts on the pulse after the tenth

⇒ The input to a coherent detector is DSB - SC signal plus noise. The noise at the detector output is

in phase component

quadrature component

zero

the envelope

⇒ Consider the following:

- Coupling capacitor
- Emitter by-pass capacitor
- Emitter to base diffusion capacitance of the BJT
- Stray capacitance of the circuit.

1 and 2

2 and 3

3 and 4

l and 4

⇒ Transfer functions of even complicated components can be found by frequency response tests.

TRUE

FALSE

⇒

**Assertion (A):** An ideal rectifier should have unity harmonic factor

**Reason (R):** An ideal rectifier should have unity displacement factor.

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

⇒ In figure what is value of I

_{C}if β

_{dc}= 100. Neglect V

_{BE5 mA5 μA10 mA10 μA}

⇒ Resistivity of copper is lower than that of nickel. When a small percentage of copper is added to nickel, the resistivity

increases

decreases

may increase or decrease

remains the same

⇒ When modulation index of an AM wave is increased from 0.5 to 1, the transmitted power

remains the same

increases by 25%

increases by 33.3%

increases by 50%

⇒ In microstrip line has dielectric material most commonly used is

silicon

rubber

plastic

bakelite

⇒ On which of the following effect do thermocouples work?

Thomson effect

Seeback effect

Peltier effect

Joule effect

⇒ As applied to a flip flop the word edge triggered's means

flip flop can change state when clock transition occurs

flip flop can change state when clock signal goes from LOW to HIGH only

flip flop can change state when clock signal goes from HIGH to LOW only

none of the above

⇒ The given figure shows a constant current source driving a parallel RC circuit. It is equivalen

a lag network

a lead network

a lag-lead network

either (a) or (b)

⇒ The minimum sampling frequency in sample/sec. required to reconstruct the following signal from its samples wuthout distor

2 x 10

^{3}

4 x 10

^{3}

6 x 10

^{3}

8 x 10

^{3}

⇒ The effective height of an antenna is slightly greater than physical height because

wave velocity in conductor is less than its velocity in free space

wave velocity in conductor is more than its velocity in free space

resistance of conductor is less than that of free space

none of the above

⇒ A Hall effect transducer has K

_{H}= - 1 x 10

^{-8}. If B = 1 Wb/m

^{2}, I = 3 A and bismuth slab is 2 mm wide, the Hall voltage is

-7.5 x 10

^{-6}V

-15 x 10

^{-6}

-20 x 10

^{-4}V

-22.5 x 10

^{-4}V

⇒ In H-plane metal plate lens the travelling wave front is

totally retarded

retarded

accelerated

neither accelerated nor retarded

⇒ Which one of the following statements is wrong. The radar cross-section of a target?

depends on frequency

may be reduced by special coating of non-spherical target

depends on the aspect of target if it is non-spherical

is equal to actual cross-sectional area for small targets

⇒ No load d.c. output will be least in case of

half wave rectifier

full wave rectifier

bridge rectifier

three phase full wave rectifier

⇒

**Assertion (A):** To add 8 bit words, two 1C 74181 can be cascaded.

**Reason (R):** In 1C 74181 a sum greater than 15 leads to high carry out.

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 R is wrong

A is wrong R is correct

⇒ A stepper motor is

a two phase induction motor

is a kind of rotating amplifier

is an electromagnetic transducer used to convert an angular position of shaft into electrical signal

is an electromechanical device which actuates a train of step angular movements in response to a train of input pulses on one to one basis

⇒ In Z

_{RC}(

*s*) = constant at

*s*= 0, the last element in first Foster cauer realization is

R

C

R and C in series

R and C in parallel

⇒ Consider a baseband binary PAM receiver shown below. The additive channel noise

*n*(

*t*) is whit with power spectral density S

_{N}(

*f*) = N

_{0}/2 = 10

^{-20}W/Hz. The low-pass filter is ideal with unity gain and cutoff frequency 1 MHz. Let Y

_{k}represent the random variable

*y*(

*t*

10

1.414 x 10

2 x 10

_{k}10^{10}10

^{7}1.414 x 10

^{-10}2 x 10

^{-20}

⇒ To ensure that a zener diode does not get destroyed

the applied voltage should not exceed breakdown voltage

the current should not exceed rated current

the current should be less than magnitude of barrier potential

both (a) and (b)

⇒ To ensure that a zener diode does not get destroyed

the applied voltage should not exceed breakdown voltage

the current should not exceed rated current

the current should be less than magnitude of barrier potential

both (a) and (b)