A transistor amplifier is operating in class A mode. If a transformer is connected for impedance matching, the efficiency will

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Question: A transistor amplifier is operating in class A mode. If a transformer is connected for impedance matching, the efficiency will
[A].

increase

[B].

decrease

[C].

not be affected

[D].

increase or decrease

Answer: Option A

Explanation:

No answer description available for this question.

Pen is to poet as needle is to

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Question: Pen is to poet as needle is to
[A].

thread

[B].

button

[C].

sewing

[D].

tailor

Answer: Option D

Explanation:

A pen is a tool used by a poet. A needle is a tool used by a tailor. The answer is not choice a, b, or c because none is a person and therefore cannot complete the analogy.

You need to find the broadcast address used on a LAN on your router. What command will you type into the router from user mode to find the broadcast address?

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Question: You need to find the broadcast address used on a LAN on your router. What command will you type into the router from user mode to find the broadcast address?
[A].

show running-config

[B].

show startup-config

[C].

show interfaces

[D].

show protocols

Answer: Option C

Explanation:

The command show ip protocols will actually show you the broadcast address for each interface – too bad it isn’t a possible answer. Your best answer is show interfaces, which will provide the IP address and mask for each interface.

Noise produced by cooling fans (employed in air cooled heat exchangers or cooling tower) is mainly caused due to the turbulence created by blade passage through air. It can be reduced by use of a slower fan

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Question: Noise produced by cooling fans (employed in air cooled heat exchangers or cooling tower) is mainly caused due to the turbulence created by blade passage through air. It can be reduced by use of a slower fan
[A].

with greater number of blades.

[B].

of increased diameter.

[C].

both (a) & (b).

[D].

neither (a) nor (b).

Answer: Option C

Explanation:

No answer description available for this question.