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Electronics Communications Interview Questions
Questions Answers Views Company eMail

what is the difference between isdn and idn?

Sony,

8056

Why TV transmission is carried out in the UHF and VHF bands?

 2 9735

two independent random variables x and y are uniformly distributed in the interval [-1,1].the probability that max[x,y] is less than 1/2 is a) 3/4 b)9/16 c)1/4 d)2/3

GATE, Goodrich,

3 9426

what are the conditions of fs=2fm?

2 5502

The coefficient of coupling between two air core coils depends on

MTN,

2 5741

iam B.E 1year student,actually i have a habit i.e anything to think pratically but always iam in confusion what i have to do

 2 3334

how to convert the plain text into cipher text

1 5092

What is the type of current used by GSM Telecom Equipment?

Zain Group,

3 5401

box1-2 box2-12 box3-350 using multiplication and division only bring 74 in box 3 in 3steps

Godrej,

4260

box1-a box2--a box3-a-1 in 3steps using any operation get a*(a-1)-(a-1)*a in box2

Godrej,

2453

69,70 or 71 in box-1 ; 18,19, or 20 in box-2 ; 60,61, or 62 in box-3 get -3 , -4 , or -5 in box-2 in 3 steps.Use all operations i.e. ( +,-,*,/ ).

Godrej,

1861

box1-a box2-b box3-c get 3a-2b-c in box3 using only subtract 3steps

Godrej,

3032

t is the total number of sun glass sold which has c number of cartons and l loose glasses. Each cartons contains 27 glasses. If each sale of carton, 3rs discount is awarded on each glass. Each glass cost rs9. Box1- total number of glass sold box2- Cost of each glass box3-discount on each glass using any operation in 6 steps, bring total discount and total selling price in box2 and box3 respectively.

Godrej,

3549

xx7 and xxx are two numbers and we have to mulitply them xx7 xxx ______ xxxx xxxxxx ______ 3xxx17 find all x's

Godrej,

1 4240

box 1 contain odd value X or Y the box 2 =X i.e 7 or 12 box 3= Y has value 19 if X is 7 or 31 if x is 12 get even value X or Y Use any operator steps allowed 3

Godrej, TATA,

2373

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Un-Answered Questions { Electronics Communications }

How does a signal differ from a wave?

580

What are the differences between combinational circuits and sequential circuits?

557

Explain how to manufacture the cmos inverter?

611

What is rfid in developing stage?

578

What do you mean by traffic profile?

2578




Define what is the significance of the arrow-head in the transistor symbol?

806

Amplitude modulation is basically a A Summing of two signals B Multiplication of two signals C Subtraction of two signals D Non-linear process

1717

What the types of breaking systems in circuit breakers? Why we use CT with fuse in series trip circuit breaker(HT), though we don't use fuse normally in CT output?

1822

3. What is the command to unlock the BTS

1734

why dose response of a phototransistor depent upon the wave length of the incident light?

1607

Define various modes of operation of timer.

593

What is a transistor?

615

What is edison effect?

897

What tools are used to test TCP/IP

1665

Explain the working of current commutated chopper with aid of circuit diagram and necessary wave forms. Derive an expression for its output voltage?

582

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