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Q1. | Find I in 4 Ω resis |

A. | 0.0416666666666667 [Wrong Answer] |

B. | 0.5 A [Wrong Answer] |

C. | 0.75 A [Correct Answer] |

D. | 0.95 A [Wrong Answer] |

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Explanation:-
Answer : CDiscuss 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 :**

⇒ Which one of the following is non-resonant antenna?

Folded dipole

Broad side array

End fire array

Rhombic antenna

⇒ Which is a valid Java variable?

1

*a*

*b*

56

*a*

*a*56

5

*a*6

⇒ The number of spectral component when two cosine waves are multiplied of different frequency

1

2

8

4

⇒ In figure, the switch is closed at

*t*= 0. At

*t*= 0

^{+},

*di*/

*dt*= 4 A/s. Then

10 V

20 V

40 V

80 V

⇒ The number of distinct Boolean expression of 4 variables is

16

256

1024

65536

⇒ The conductivity of an intrinsic semiconductor is

generally less than that of a doped semiconductor

given by σ

_{1}=

*en*

_{i}(μ

_{n}- μ

_{p})

given by σ

_{1}=

*en*

_{i}(μ

_{p}+ μ

_{n})

given by σ

_{1}=

*n*

_{i}(μ

_{n}+ μ

_{p})

⇒ For a periodic signal with finite number of discontinuities in each period, at isolated points of discontinuity the series converges to __________ .

difference value of signal on either side of discontinuity

highest value of signal on either side of discontinuity

average value of signal on either side of discontinuity

sum of value of signal on either side of discontinuity

⇒ In a television camera tube, scanning of a picture is done

line by line from left to right

line by line from right to left

line by line from top to bottom

line by line from bottom to top

⇒

Match the following:

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

A. | p type semiconductor | 1. | silicon |

B. | n type semiconductor | 2. | holes are majority carriers |

C. | Intrinsic semiconductor | 3. | electrons are majority carriers |

D. | Tungsten | 4. | is a metal |

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

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

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

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

⇒ In a flip-flop with a NAND latch, a low

*R*and a low

*S*produces

active condition

inactive condition

race condition

dead condition

⇒ A generator is feeding power to a transmission line of characteristic impedance Z

_{0}. The line is terminated in impedance Z

_{L}. Standing waves will be set up if

Z

_{L}= Z

_{0}

Z

_{L}< Z

_{0}

Z

_{L}> Z

_{0}

both (b) and (c)

⇒ Binary number 1101101101 is equal to decimal number

3289

2289

1289

289

⇒ Carbon resistances are used in very high values.

TRUE

FALSE

⇒ Two voltmeters 0-250 V each having resistances of 5 kΩ and 10 kΩ respectively and are connected in series. To ensure that neither of them goes beyond scale the total voltage which can be applied should be less than

500 V

400 V

375 V

250 V

⇒ Decade counter has 4 flip flops and skips states 10 to 15.

TRUE

FALSE

⇒ For a transfer function H(

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*s*)/Q(

*s*), where P(

*s*) and Q(

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*s*

the degrees of P(

*s*) is always greater than degree of Q(

*s*)

the degree of P(

*s*) and Q(

*s*) are equal

the degree of P(

*s*) is independent of degree of Q(

*s*)

the maximum difference in degrees of P(

*s*) and Q(

*s*) is 1

⇒ When a potential is applied across an intrinsic semiconductor, holes flow

towards positive terminal

away from positive terminal

in the external circuit only

none of the above

⇒ In a series R, L, C circuit the impedance triangle is the same when X

_{L}< X

_{C}and X

_{L}> X

_{C}.

TRUE

FALSE

⇒ Which of the following represents the decimal form of binary 0.0111?

0.16

0.22728

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⇒ The amplitude of a random signal uniformly distributed between - 5 V and

0.0333 V

0.05 V

0.0667 V

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⇒ If A = 131 ± 4 and B = 106 ± 4, the percentage range of doubt in A - B is

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0.16

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⇒ Standard AM radio broadcasts are confined to

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HF

VHF

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⇒ Which of the following statements is correct?

Convex lens has positive focal power and concave lens have negative focal power

Convex lens has negative focal power and concave lens have positive focal power

All lens have positive focal power

All lens have negative focal power

⇒ The noise generated by a resistor depends upon

its operating temperature

its resistance value

both (a) and (b)

bandwidth

⇒

*N*-type silicon is obtained by doping silicon with

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aluminium

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phosphorus

⇒ The following properties are associated with ferroelectric materials:

- Its susceptibility is negative.
- The susceptibility is expresse

1 only

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2 only

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⇒ In a backward wave oscillator the wave

travelling along the line winds itself back and forth

progresses only in forward direction

progresses only in backward direction

either (a) or (c)

⇒ The Laplace transform of impulse δ(*t*) is

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1/*s**s*

1/*s*^{2}

⇒ The parameter A of a two port network is equal to

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V_{1}/I_{2}with V_{2}= 0

I_{1}/I_{2}with V_{2}= 0

V_{1}/V_{2}with I_{2}= 0

⇒ A 12 bit ADC is used to convert analog voltage of 0 to 10 V into digital. The resolution is

2.44 mV

24.4 mV

1.2 V

none of the above