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Q1. | Which of the following is a valid real variable in FORTRAN 77? |

A. | IT [Wrong Answer] |

B. | GURGAON [Wrong Answer] |

C. | 42892 [Wrong Answer] |

D. | SUNDAY [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss 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 :**

⇒ Consider the following statements about radar Beacon

- It is also called transponder.
- It includes pulse transmitter, receiver and antenna.
- It replies with full power even when the signal receives is weak.

All

1 and 2 only

2 and 3 only

2 only

⇒ When a line of any odd multiple of a quarter wavelength is short-circuited it represents

unit impedance

infinite impedance

zero impedance

none of the above

⇒ In a TV, the output from RF tuner is about

1 μV

1000 μV

100 μV

0.5 μV

⇒ If

*f*(

*t*) = -

*f*(-

*t*) and

*f*(

*t*) satisfies Dirichlet conditions, then

*f*(

*t*) can be expanded in Fourier series having

sine terms only

cosine terms only

cosine and constant terms

sine and constant term

⇒ The measure of mismatch between the load and the transmission line is known as

directivity

Gain

standing wave ratio

reflection coefficient

⇒ Consider the following statements:

- Taking 2's complement is equivalent to sign change.
- In the 2's complement representation the most significant bit (MSB) is zero for a positive number.
- In a 4 bit binary representation of a binary number A, A + 1's complement of A = 2
^{4}.

1 and 2 only

1 and 3 only

2 and 3 only

1, 2 and 3

⇒ If quadratic equation

*x*

^{2}- 1000

*x*+ 25 = 0 is solved using floating point arithmetic with 4 digit mantissa, the roots are

.1000 E 4 and .1000 E 4 respectively

.0000 E 4 and .0000 E 4 respectively

.1000 E 4 and .0000 E 4 respectively

None of the above

⇒ The flow rate of electrically conducting liquid without any suspended particle can not be measured by

turbine flow meter

electromagnetic flow meter

ultrasonic flow meter

thermistor based heat flow meter

⇒ 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

⇒ The number of roots of

*s*

^{3}+ 2

*s*

^{2}+ 7

*s*+ 3 = 0 in the left half of the s-plane is :

zero

one

two

three

⇒ For any transfer function, the constant phase angle loci are

a family of circles

a family of straight lines

either (a) or (b)

neither (a) nor (b)

⇒ For a second order system the damping factor is varied from 0 to 1. The locus of poles is

a straight line on imaginary axis

a straight line on real axis

a semi circle

a circle

⇒ In the given figure the input frequency

*f*= 0.1 (1/2 p

0 dB

3 dB

-3 dB

20 dB

⇒ In terrestrial microwave links, the number of 'fades' per unit increases as

both the transmission and the distance between the antennas are increased

the transmission frequency is increased but the distance between the antennas is decreased

the transmission frequency is decreased but the distance between the antennas is increased

both the transmission frequency and distance between the antennas are decreased

⇒ Loss angle of a good quality cable is about

1°

30°

70°

90°

⇒ R, L and C are in parallel. The circuit is switched on to a constant current source I at

*t*= 0. At

*t*= ∞ the current through inductance is I.

TRUE

FALSE

⇒ Generally a servomotor operates at

high torque and high speed

low torque and low speed

low torque and high speed

high torque and low speed

⇒ The distance of a synchronous satellite from Earth's surface is __________ km.

300

10000

35900

5

⇒ For a diamagnetic material, μ

_{r}= 1.

TRUE

FALSE

⇒ Two resistances of 2 Ω each are connected in series. A shunt having zero resistance is connected across the combination. The overall resistance will be

4 Ω

1 Ω

0.5 Ω

zero

⇒

Match the following:

List I (Types of transmission structure) | List II (Modes of propagation) | ||
---|---|---|---|

A. | Strip line | 1. | Quasi TEM |

B. | Hollow rectangular waveguide | 2. | Pure TEM |

C. | Microstrip | 3. | TE/TM |

D. | Corrugated waveguide | 4. | Hybrid |

A-2, B-1, C-3, D-4

A-4, B-1, C-3, D-2

A-2, B-3, C-1, D-4

A-4, B-3, C-1, D-2

⇒ The op-amp circuit shown in the figure is a filter. The type of filter and its cut off type of filter and its cut off frequency are respectiv

high Pass, 1000 rad/sec

low Pass, 100 rad/sec

high Pass, 10000 rad/sec

low pass, 10000 rad/sec

⇒ In CCIR-B system, the time between start of one H syn. pulse and next is

64 μs

6.4 μs

640 μs

0.64 μs

⇒ In figure the cut in voltage of diode is 0.7 V and its bulk resistance is 20 Ω. The peak value of circuit current of during positive and negative half cycles

10 mA and zero

9.12 mA and zero

9.3 mA and zero

zero and 9.12 mA

⇒ The scale of a dynamometer is linear when used as

ammeter

voltmeter

wattmeter

both (a) and (c)

⇒ Which of the following is/are correct statement(s)?

- Bus is a group of wires carrying information.
- Bus is needed to achieve reasonable speed of operation.
- Bus can carry data or address.
- A bus can be shared by more than one device.

1 only

1 and 2 only

2, 3 and 4 only

1, 2, 3 and 4

⇒ The colour subcarrier and sidebands produced by its modulation with the chrominance signals are accommodated in the standard channel width by the process of

frequency adjustment

frequency interleaving

frequency changing

frequency amalgamation

⇒ A network is said to be non-linear if it does not satisfy

homogeneity condition

superposition condition

both (a) and (b)

associative condition

⇒ The command ^C in MS WORD

copies the text in clip board

copies the text in secondary storage device

copies the text in file

None of the above

⇒ Consider an incremental vector element of length ΔL and angle between an electric field E and ΔL s cos &the

In the direction of E

In opposite direction of E

In the angle of 45° with E

In the angle of 60° with E