Harmish Ramoliya asked • 39 minutes ago

An insurance company insured 2000 cyclists, 4000 scooter drivers and 6000 motorbike drivers. The probability of an accident involving a cyclist, scooter driver and a motorbike driver are 0.01, 0.03 and 0.15 respectively. One of the insured persons meets with an accident. What is the probability that he is a scooter driver?

- a)0.5
- b)0.6
- c)0.7
- d)None of these

Correct answer is option 'D'. Can you explain this answer?

Rafiq Ahmed asked • 6 hours ago

In the circuit shown below, the voltage source has been connected for a long time enough for steady state condition to be reached. At time t=0, switch S is opened. Then open circuit voltage across AB is

- a)V.e
^{- (R / L)} - b)V + V.e
^{-R/L} - c)V
- d)o

Correct answer is option 'C'. Can you explain this answer?

Shahbaaz Ahmed asked • 6 hours ago

For a BJT, CE-mode, Base to emitter capacitance (Cπ) is 10 times the collector to base capacitance (Cµ). If transistor is biased at quiescent collector current ICQ = 1 mA, and its short circuit unity gain frequency is 0.909 M rad/sec, then the value of Cπ is _______ nF.

Correct answer is '44'. Can you explain this answer?

Parvez M Sani Sani asked • 8 hours ago

Arrange in ascending order of cut off

frequency (f_{c}) of the waveguides in the following modes as

- a)TE
_{10}< TE_{20}< TE_{01}< TM_{11} - b)TE
_{10}< TE_{o1}< TE_{20}< TM_{11} - c)TE
_{11}< TE_{01}< TE_{20}< TM_{10} - d)TE
_{01}< TE_{10}< TE_{20}< TM_{11}

Correct answer is option 'A'. Can you explain this answer?

Vikas Pandey asked • 9 hours ago

The PSD and the power of a signal *g*(*t*) are respectively S_{g}(ω) and P_{g}, the PSD and the power of signal *a*.*g*(*t*) are respectively

- a)
*a*S^{2}_{g}(ω) and*a*^{2}P_{g} - b)
*a*S_{g}^{2}(ω) and*a*P_{g} - c)
*a*S_{g}(ω) and*a*^{2}P_{g} - d)
*a*S_{g}(ω) and*a*P_{g}

Correct answer is option 'A'. Can you explain this answer?

Manjeet Verma asked • 12 hours ago

If wave form is given only for I period then

- a)an even function with half wave symmetry.
- b)An odd function with half wave symmetry.
- c)an even function with no half wave symmetry.
- d)An odd function with no half wave symmetry.

Correct answer is option 'B'. Can you explain this answer?

Anumala Krishna Vamsi asked • 13 hours ago

A binary symmetric channel (BSC) has a transition probability of 1/8. If the

binary symbol X is such that P(X = 0) = 9/10, then the probability of error for

an optimum receiver will be

binary symbol X is such that P(X = 0) = 9/10, then the probability of error for

an optimum receiver will be

- a)a
- b)b
- c)c
- d)d

Correct answer is option 'A'. Can you explain this answer?

Ganesh Nayak asked • 14 hours ago

In a broadcast superheterodynes receiver having no RF amplifier, the loaded Q of the antenna coupling circuit is 100. If the intermediate frequency is 455 kHz. The image frequency at 1000 kHz will be

- a)1010 kHz
- b)1455 kHz
- c)1910 kHz
- d)545 kHz

Correct answer is option 'C'. Can you explain this answer?

Anusri Kothuri As asked • 15 hours ago

In circuit given if both Transistors have same VT what is the approximate value of highest possible output voltage vout if v_{h}, can range from 0 to V_{DD}, it is assumed that 0 < v_{T} < V_{DD}

- a)V
_{DD} - b)v
_{T} - c)V
_{DD - }v_{T} - d)0

Correct answer is option 'C'. Can you explain this answer?

Thatajii Orupula asked • 22 hours ago

Prem Kumar asked • yesterday

Assertion (A) : Smith chart is designed for λ/2length only.

Reason (R) : For every λ/2 length, the load impedance appears to be same as Z_{in}.

Reason (R) : For every λ/2 length, the load impedance appears to be same as Z

- a)Both A and R are correct and R is the correct explanation of A
- b)Both A and R are correct and R is not the correct explanation of A
- c)A is true and R is false
- d)A is false and R is true

Correct answer is option 'A'. Can you explain this answer?

Ramya Srivalli asked • yesterday

In an unbiased P-N Junction zero current implies that

- a)The potential biases has disappeared
- b)No. of holes diffusing from P-side to N-side equals the no. of electrons diffusing from N-side to P-side
- c)Total current crossing Junction from P-side to N-side equals the total current crossing Junction from N-side top-side
- d)No carriers cross the Junction

Correct answer is option 'C'. Can you explain this answer?

Priya Tanwar asked • yesterday

A signed integer has been stored in a byte using 2’s complement format. We wish to store the same integer in 16-bit word. We should copy the original byte to the less significant byte of the word and fill the more significant byte with

- a)0
- b)1
- c)equal to the MSB of the original byte
- d)complement of the MSB of the original byte.

Correct answer is option 'C'. Can you explain this answer?

Harshada Watkar asked • yesterday

A factory is to commission two production lines. Production line 1 is to use existing technology. Production line 2 is to use the latest innovations is technology and, while promising to achieve considerable advances in productivity, it will take longer to start and is likely to experience teething problems. Graph indicates the productive record of each product line. Refer to graph to answer the following

I. Can the duration of reported breakdown be established?

II. Can the loss of production be quantified?

II. Can the loss of production be quantified?

Murali Rmurali asked • yesterday

One of the parts (A, B, C, D) in the sentence given below contains an ERROR.

Which one of the following is INCORRECT ?

I requested that he should be given the driving test today instead of tomorrow.

Which one of the following is INCORRECT ?

I requested that he should be given the driving test today instead of tomorrow.

- a)requested that
- b)should be give
- c)the driving test
- d)instead of tomorrow

Correct answer is option 'B'. Can you explain this answer?

Aditi Garg asked • yesterday

For silicon the critical electric field at breakdown is approximately E_{crit } = 4 x 10^{5 }V cm. For the breakdown voltage of 25 V, the maximum n - type doping concentration in an abrupt p^{+} n - junction is

- a)2 x 10
^{16}cm^{-3} - b)4 x 10
^{16}cm^{-3} - c)2 x 10
^{18 }cm^{-3} - d)4 x 10
^{18}cm^{-3}

Correct answer is option 'A'. Can you explain this answer?

Kanika Gupta asked • yesterday

The function f and f1are as follows :

f =∑m(4,7,15) , f1 =∑m(0,1,2, 3, 4,7, 8,9,10,11,15)

Que: The simplest function for f2 is

a) x

b)

c) y

d)

Correct answer is option 'A'. Can you explain this answer?

Prachi Vaidya asked • 2 days ago

The biggest disadvantages of PCM is

- a)its inability to handle analog signals.
- b)the high error rate which its quantizing noise introduces.
- c)its incompatibility with TDM.
- d)the large bandwidths that are required for it.

Correct answer is option 'D'. Can you explain this answer?

Fetching relevant content for you

Ask a question