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Q1. | Binary multiplication can be done by repeated addition. |

A. | TRUE [Correct Answer] |

B. | FALSE [Wrong Answer] |

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

⇒ The causal system given below is _______

minimum phase

maximum phase

mixed phase

none of these

⇒ The phase angle characteristic in the given figure is

all pass function

transport lag

minimum phase function

none of the above

⇒ The contents of stack location after the call operation wil

111

1110

1010

1111

⇒ The number of product terms in the minimized sum of product expression obtained through the following

*k*map is (where "

*d*" denotes don't care states)

2

3

4

5

⇒ FIR filter Passes __________ Phase.

non-linear phase

linear phase

variable phase

none

⇒ The capacitance of a parallel plate capacitor varies as per the equation C(

*t*) = C

_{0}(1 - cos ω

*t*). It is connected to a battery of V volts. The equation for current is

ωC

_{0}V (1 - cos ω

*t*)

ωC

_{0}V(1 - sin ω

*t*)

ωC

_{0}V (1 - sin 2ω

*t*)

ωC

_{0}V sin ω

*t*

⇒ The speed at which axial electric field due to signal advances in a TWT is equal to

speed of light

(speed of light) (helix pitch helix circumference)

(speed of light) (helix circumference helix pitch)

(speed of light) (helix pitch) (helix circumference)

⇒ A sinusoidal signal with peak to peak amplitude of 1.536 volt is quantized into 128 levels using a mid-rise uniform quantizer. The quantization noise power is

0.768 V

48 x 10

^{-6}V

12 x 10

^{-6}V

3.072 Volt

⇒ A bridge type single phase cycloconverter changes the frequency

*f*to

*f*/3. Then one half wave of output contains

3 full waves of input

3 half waves of input

6 full waves of input

6 half waves of input

⇒ The number of flags available in 6800 are

6

5

7

4

⇒

Match the following:

List I | List II | ||
---|---|---|---|

A. | Output of signal generator | 1. | Modulated |

B. | Error signal from a synchro | 2. | Digital |

C. | Output of a JK flip flop | 3. | Analog |

D. | Signal received by radar | 4. | Stoichastic |

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

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

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

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

⇒

**Assertion (A):** In loss of charge method, it is preferable to use an electronic voltmeter.

**Reason (R):** The resistance of electronic voltmeter is very high.

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 R is false

A is false R is true

⇒ For a base current of 10 μA, what is the value of collector current in common emitter if β

_{dc}= 100

10 μA

100 μA

1 mA

10 mA

⇒ The 8085 instruction

`'PUSH PSW'`

belongs to the groupdata transfer

arithmetic

logic

none of the above

⇒ Program counter in a digital computer

counts the number of program run in the machine

counts the number of times a subroutine is called

counts the number of times the loops are executed

points the memory address of the current or the next instruction to be executed

⇒ Which of the following pulse modulation is analog?

PCM

Differential PCM

PWM

Delta

⇒ The advantage of semiconductor strain gauge over resistance strain gauge is

it is more sensitve

it is more linear

it is less temperature dependent

it is cheaper

⇒ In which of these does thermionic emission occur?

LED

LCD

VF display

None

⇒ The Thevenin equivalent circuit to the left of AB has R

_{eq2 Ω4 Ω1 Ω3 Ω}

⇒ The FM broadcast band is from

550 to 1600 kHz

88 to 108 kHz

88 to 108 MHz

1600 kHz to 59.75 MHz

⇒ For a superconductor, magnetisation M in a field H is

extremely small

- H

- I

zero

⇒ In an

*n*channel JFET

I

_{D}, I

_{S}and I

_{G}are considered positive when flowing into the transistor

I

_{D}and I

_{S}are considered positive when flowing into transistor and I

_{G}is considered positive when flowing out of it

I

_{D}, I

_{S}, I

_{G}are considered positive when flowing out of transistor

I

_{S}and I

_{G}are considered positive when flowing into transistor and I

_{D}is considered positive when flowing out of it

⇒ For a n-channel JFET with

*r*

_{0}= 10 kW, (V

_{Gs}= 0 V, V

_{P}= - 6 V)the drain resistance

*r*

_{d}at V

_{GS}= - 3 V is given by

40 kΩ

2.5 kΩ

4.44 kW

120 kW

⇒ An alternating current or voltage is that which

changes in magnitude only

changes in direction only

both (a) and (b)

has a random movement of electrons

⇒ In figure what is the base current if V

_{BE}= 0

10 mA

9.3 mA

10 μA

9.3 μA

⇒ When a diode is forward biased, the diode current is

high

low

zero

low or zero

⇒ The PCM signal shown below uses amplitude level of +1 volt and -1 volt to represent binary symbol 0 and 1 respectively. Each code word consists of 4 bits. The sampled version of analog signal from which this PCM signal is derived

EB596

CD231

DA495

25B6A

⇒ The fluctuation in the received signal strength at the receiver of a random variation in the received signal is known as

fluctuation

fading

absorption

cycling

⇒

Match the following:

List I | List II | ||
---|---|---|---|

A. | Electro-encephalograph | 1. | Diagnostic tool for heart ailment |

B. | Electro-cardiograph | 2. | Diagnostic tool for brain ailment |

C. | Sphygmomanometer | 3. | used for measuring BP |

D. | Stethoscope | 4. | used to heart pulse/ heart beat |

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

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

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

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

⇒ A presettable counter with 4 flip flops can start counting from

0

1000

any number from 0000 to 1000

any number from 0000 to 1111