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Q1. | In the circuit, V_{s} = 10 cos ωt, power drawn by the 4Ω resistor is 8 watt. The power facto |

A. | 1 [Wrong Answer] |

B. | 0.5 [Wrong Answer] |

C. | 0.85 [Correct Answer] |

D. | 0 [Wrong Answer] |

View Answer
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 :**

⇒ The circuit shown I/P in the figure repres

Low pass filter

High pass filter

Band Pass filter

Band stop filter

⇒ How can the quantizing noise be reduced?

By using de-emphasis circuit

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⇒ (11)

_{2}+ (11)

_{3}= (11)

_{?}

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5

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⇒ An ideal voltage source can not be converted into an equivalent current source.

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tree does not contain any loop

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8.1818 A

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⇒ In a power diode the reverse recovery time is the time from the instant the forward current is zero to the instant when reverse recovery current has decayed to

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⇒ In figure the voltage drop across the 10 Ω resistance is 10 V. The resistan

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cannot be found

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⇒ In a series RLC circuit for lower frequency power factor is ________

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⇒ The frequency response of an ideal tuned amplifier should be as represented in figur

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25% of peak reverse current

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TRUE

FALSE

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is 6 Ω

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cannot be found

⇒ The maximum forward current in case of signal diode is in the range of

1 A to 10 A

0.1 A to 1 A

few milli amperes

few nano amperes

⇒ On which of the following effect do thermocouples work?

Thomson effect

Seeback effect

Peltier effect

Joule effect

⇒ The distance of poles from origin depends on

undamped natural frequency

damping ratio

both (a) and (b)

neither (a) nor (b)

⇒ The decimal equivalent of the hexadecimal number E 5 is

279

229

327

0

⇒ During transmission over a communication channel, bit errors occur independently with probability P. If a block of

*n*bits is transmitted, the probability of at most one bit error is equal to1 - (1 - P)

^{n}P + (

*n*- 1) (1 - P)*n*P (1 - P)^{n - 1}(1 - P)

^{n}+*n*P (1 - P)^{n - 1}⇒ A cycloconverter cannot give a frequency higher than input frequency.

TRUE

FALSE

⇒ In a series RLC circuit for lower frequency power factor is ________

leading, Lagging

lagging, Leading

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same

⇒ The units of μ

_{0}and μ_{r}areH/m for both

H/m for μ

_{r}and no units for μ_{0}H/m for μ

_{0}and no units for μ_{r}Wb/m for μ

_{0}and no units for μ_{r}⇒ The integral of a unit impulse is

a unit step function

a ramp function of slope 1

a pulse function of magnitude 1

none of the above

⇒

*f*_{unity}of an op-amp is about 1 kHz.TRUE

FALSE

⇒ The frequency response of an ideal tuned amplifier should be as represented in figur

A

B

C

D

⇒ A network has two branches in parallel. One branch contains impedance Z

_{1}and the other branch has impedance Z_{2}. If it is fed from an ac voltage V of frequency f, the current through Z_{1}depends, onV, Z

_{1}, Z_{2}V, Z

_{1}Z

_{1}, Z_{2}V, Z

_{1}, f⇒ In terrestrial microwave links, the number of 'fades' per unit increases as

both the transmission and the distance between the antennas are increased

the transmission frequency is increased but the distance between the antennas is decreased

the transmission frequency is decreased but the distance between the antennas is increased

both the transmission frequency and distance between the antennas are decreased