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Physics-

General

Easy

Question

The intensity of TV broad cast station of ( $E equals 800 S i n invisible function application open parentheses 10 to the power of 9 end exponent t minus k x close parentheses$ V/M is...... and the wave length in meter is ......

$850 {w m}^{- 2}; 0.6 π$
$425 {w m}^{- 2} : 0.6 π$
$850 {w m}^{- 2}; 0.3 π$
$425 {w m}^{- 2}; 0.3 π$

The correct answer is: $850 w m to the power of negative 2 end exponent semicolon 0.6 pi$

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