How can we increase the gain and directivity of an antenna?

abid saleem

• Mar 18th, 2013

Antenna gain relates the intensity of an antenna in a given direction to the intensity that would be produced by a hypothetical ideal antenna that radiates equally in all directions (isotropically) an...

uzipereg

 Profile Answers by uzipereg Questions by uzipereg

• Jul 30th, 2011

Geometry, direction for example.

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What type of Television Communication is used in India?a) NTSCb) PALc) SECAMd) NSTC

mohd sameer

• Oct 3rd, 2014

Pal (phase alternation line)

saba iqbal

• Sep 13th, 2014

PAL System

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Thermistors Resistancea) increases as heat increasesb) decrease as heat increases C) remains constantd) It is nowhere related to heat.

devworx

• Jan 18th, 2015

Can be Ntc ( N - negative) as θ ↑ ⇒ R ↓
and Ptc (P - positive) as θ ↑ ⇒ R↑

kesavamoorthy

 Profile Answers by kesavamoorthy Questions by kesavamoorthy

• Apr 6th, 2011

To easy to remember when you keep this formula in your mind.where,ΔR = change in resistanceΔT = change in temperaturek = first-order temperature coefficient of resistanceThermistor is clas...

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