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Q1. | During discharging a capacitor through a resistance, voltages across R and C are equal in magnitude. |

A. | TRUE [Correct Answer] |

B. | FALSE [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ The function (

*s*+ 2) (

*s*+ 4)/[(

*s*+ 1)(

*s*+ 3)]

is a reactance function

is an RC function

may be a reactance function or an RC function

may be RC function or an RL function

⇒ Soft iron is suitable for making temporary magnets.

TRUE

FALSE

⇒ In the balanced bridge shown in figure.

*X*should

a self inductance having resistance

a capacitance

a non-inductive resistance

an inductance and capacitance in parallel

⇒ For the minterm designation Y = ∑ m (1, 3, 5, 7) the complete expression is

Y = A BC + A B C

Y = A B C + A B C + ABC + A BC

Y = A B C + A B C + ABC + A BC

Y = A B C + ABC + A BC + A BC

⇒ Current in a 2H inductance in 10

*e*

^{-t}A. Admittance of the inductor is

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0.5 mho

5 mho

10 mho

⇒ Which of the following theorems can be conveniently used to find power consumed in 10 Ω resistor in fig

Thevenin theorem

Maximum power transfer theorem

Millman's theorem

Superposition theorem

⇒ To couple a coaxial line to a parallel wire line it is best to use

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balun

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- Band pass
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1, 2 and 3 are true

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1 and 2 are false, 3 is true

1 and 2 are true, 3 is false

⇒ A voltage wave

*v*= 10 + 20 sin ω

*t*+ 7.5 sin 3 ω(

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R and L

L and C

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⇒ What is the purpose of a start in RS232 serial communication protocol?

To synchronise receiver for receiving every byte

To synchronise receiver for receiving a sequence of byte

Acts as a parity bit

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⇒ Transformer coil is an insulator.

TRUE

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⇒ Calculate the directivity of an antenna for θ

_{E}= 30°, θ

_{H}= 60

46

23

50

100

⇒ The forms of IF statements in FORTRAN 77 are called

logical IF and Block IF

logical IF, block IF and arithmetic IF

logic IF, block IF, arithmetic IF and negate IF

logical IF and arithmetic IF

⇒ When a thyristor is conducting, the voltage drop across it

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decreases with increase in load current

increases slightly with increase in load current

none of the above

⇒

Match the following:

List I (Binary) | List II (Hexadecimal) | ||
---|---|---|---|

A. | 10101010 | 1. | FF |

B. | 11111111 | 2. | 88 |

C. | 10001000 | 3. | 92 |

D. | 10010010 | 4. | AA |

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

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

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

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

⇒ In 8085

RST 6.5 and RST 5.5 are high level sensitive interrupts

RST 6.5 and RST 5.5 are low level sensitive interrupts

RST 5.5 is low level sensitive interrupt but RST 5.5 is high level-sensitive interrupt

RST 5.5 is low level sensitive interrupt but RST 6.5 is high level sensitive interrupt

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

TRUE

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⇒ The cut in voltage of a diode is nearly equal to

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barrier potential

none of the above

⇒ In liquids charge carriers are electrons only.

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⇒ 74 HC series can sink upto 4 mA. The 74 LS series has I

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100

none

8

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*t*

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*e*

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*y*[

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*n*] =

*x*[

*n*]

*x*[

*n*- 1]

*y*[

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all

⇒ Which of the following does not cause losses in optical fibre cables?

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Microbending

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⇒ Homodyne detection means

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⇒ Consider the following statements about instrument landing system of aircraft

- It ensures correct landing under conditions of low visibility.
- It consists of runaway localizer, glide path equipment and marker beacons.
- It is basically a blind landing system.

All

1 and 2 only

1 and 3 only

2 only

⇒ In bridge circuit of figure, equivalent resistance between A and B

1 Ω

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2 Ω

1.5 Ω

⇒ Which one of the following rules determines the mapping of

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Right half of the s-plane maps into outside of the unit circle in

*z*-plane

Left half of the

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Imaginary axis in

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All of the above

⇒ Which of the following flip-flops is used as latch?

JK flip-flop

D flip-flop

RS flip-flop

T flip-flop