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Q1. | If V = 4 in the figure, the value of I_{s} is give |

A. | 0.25 [Correct Answer] |

B. | 5/2 A [Wrong Answer] |

C. | 0 [Wrong Answer] |

D. | none [Wrong Answer] |

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

⇒ The characteristic equation of flip-flop gives the next state Q

_{N + 1}in terms of present state Q

_{N}and the inputs. Which one of the following is the characteristic equation of J - K flip-flop?

Q

_{N+1}= JQ

_{N}+ KQ

_{N}

Q

_{N+1}= J + KQ

_{N}

Q

_{N+1}= KQ

_{N}+ JQ

_{N}

Q

_{N+1}= K + JQ

_{N}

⇒ A full wave bridge diode rectifier uses diodes having forward resistance of 50 ohms each. The load resistance is also 50 ohms. The voltage regulations is

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⇒ Nodal analysis is applicable to __________ .

planar network

planar and Non-planar both

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⇒ In binary data transmission DPSK is preferred to PSK because

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for a given energy per bit, the probability for zero is less

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more protection is provided against impulse noise

⇒ The silicon sample with unit cross-sectional area shown below is in thermal equilibrium. The following information is given: T = 300 K, electronic charge = 1.6 x 10

^{-19}C, thermal voltage = 26mV and electron mobility = 1350 cm

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2.16 x 10

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1.08 x 10

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4.32 x 10

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6.48 x 10

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⇒ Two passive elements are connected in series and a dc voltage is applied to the circuit. The time variation of the current is shown in figure. The two elements

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one resistance and the other capacitance

⇒ A metal loses electrons at room temperature.

TRUE

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⇒ The circuit given below

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⇒ For transistor 2 N 338 the manufacturer specifies P

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⇒ A voltage v(

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0

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⇒ The signal input to a given amplifier is made up of 100 mΩ signal power and 1 mΩ noise power. The amplifier contributes an additional 100 mΩ of noise and has a power gain of 20 dB. The noise factor is

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⇒ The dead zone in a pyrometer is 0.125% of span. The calibration is 400°C to 1000°C. What temperature change might occur before it is detected.

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⇒ A voltage V

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⇒ Which SNR denotes excellent picture quality in TV?

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⇒ If

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_{b}is plate voltage and

*e*

_{c}is grid voltage the

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0.5 and 1

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⇒ Given that the band gap of cadmium sulphide is 2.5 eV, the maximum photon wavelength, for e

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⇒ The minimum value of

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- applying sufficiently large anode voltage
- increasing the temperature of SCR to a sufficiently
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⇒ Which of the following terminations makes the input impedance of a line equal to characteristic impedance Z

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⇒ The IF bandwidth of a radar receiver is inversely proportional to

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⇒ Determine the potential difference between the points A and B in the steady s

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⇒ If the function

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2

3

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⇒ The Z parameters Z

_{11}and Z

_{21}for the 2-port network in the fig

Z

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Z

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_{11}Ω; Z

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Z

_{11}= 6/

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Z

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⇒

Match the following:

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

A. | Ternary | 1. | 0, 1, 3 |

B. | Quaternary | 2. | 0, 1, 2, 3, 4, 5, 6 7, 8, 9, A, B |

C. | Quinary | 3. | 0, 1, 2, 3, 4 |

D. | Duodecimal | 4. | 0, 1, 2 |

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

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

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

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

⇒ The number of cells in a 4 variable K map is

16

8

4

32

⇒

**Assertion (A):** The resolution of a DAC depends on the number of bits

**Reason (R):** Low resolution leads to fine control.

Both A and R are correct and R is correct explanation of A

Both A and R are correct but R is not correct explanation of A

A is true, R is false

A is false, R is true

⇒ As the temperature increases the mobility of electrons __________ .

decreases because the number of carries increases with increased collisions

increases because the number of carries decreases with decreased collisions

remains same

none of the above