At midband frequencies the coupling capacitor in RC coupled CE amplifier may be considered as

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Question: At midband frequencies the coupling capacitor in RC coupled CE amplifier may be considered as
[A].

open circuit

[B].

short circuit

[C].

a reactance equal to load resistance

[D].

none of the above

Answer: Option B

Explanation:

No answer description available for this question.

A two branch parallel tuned circuit has 100 Ω resistance and 0.1 H inductance in one branch and 10-6 F capacitor in the other. At resonance frequency, the dynamic resistance is

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Question: A two branch parallel tuned circuit has 100 Ω resistance and 0.1 H inductance in one branch and 10-6 F capacitor in the other. At resonance frequency, the dynamic resistance is
[A].

10 Ω

[B].

100 Ω

[C].

1000 Ω

[D].

10000 Ω

Answer: Option C

Explanation:

Dynamic resistance =

Determine the tension developed in cables OD and OB and the strut OC, required to support the 500-lb crate. The spring OA has an unstretched length of 0.2 ft and a stiffness of kOA = 350lb/ft. The force in the strut acts along the axis of the strut.

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Question: Determine the tension developed in cables OD and OB and the strut OC, required to support the 500-lb crate. The spring OA has an unstretched length of 0.2 ft and a stiffness of kOA = 350lb/ft. The force in the strut acts along the axis of the strut.
[A].

Fob = 289 lb, Foc = 175.0 lb, Fod = 131.3 lb

[B].

Fob = 86.2 lb, Foc = 175.0 lb, Fod = 506 lb

[C].

Fob = 375 lb, Foc = 0, Fod = 375 lb

[D].

Fob = 664 lb, Foc = 175.0 lb, Fod = 244 lb

Answer: Option B

Explanation:

No answer description available for this question.