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Find the magnitude of two vectors \( \overrightarrow a \: and \: \overrightarrow b\) having the same magnitude and such that angle between them is \( 30^{\circ} \) and their scalar product is 3.
cbse
class12
modelpaper
2012
sec-a
q8
math
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Feb 3, 2013
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thanvigandhi_1
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Find the magnitude of two vectors $ \overrightarrow a \: and \overrightarrow b $ having the same magnitude and such that the angle between them is $ 60^{\circ} $ and their scalar product is $\large\frac{1}{2}$.
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Find the magnitude of two vectors \( \overrightarrow a\) and \( \overrightarrow b\) , having the same magnitude and such that the angle between them is 60\(^{\omicron}\) and their scalar product is \(\large \frac{1}{2}.\)
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If angle between the two vectors \( \overrightarrow a \: and \: \overrightarrow b\) of same magnitude is \( 60^{\circ} \) and \( \overrightarrow a. \overrightarrow b = 32,\) then find \( |\overrightarrow a | \: and \: | \overrightarrow b |. \)
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Jan 23, 2013
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Find the angle between \( \overrightarrow a \: and \: \overrightarrow b\) with magnitude 1 and 2 respectively and when \( |\overrightarrow a\) x \( \overrightarrow b | = \sqrt 3 \)
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The scalar product of two vector $\overrightarrow{A}$ and $\overrightarrow{B}$ is $5 \sqrt 3$ and the magnitude of their vector product is 5. The angle between the vectors $\overrightarrow{A}$ and $\overrightarrow{B}$ is
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Compute the magnitude of the following vectors : $ \overrightarrow a = \hat i + \hat j + \hat k, \overrightarrow b = 2\hat i - 7\hat j - 3\hat k\: and \: \overrightarrow c = \frac{1}{\sqrt 3}\hat i + \frac{1}{\sqrt 3}\hat j - \frac{1}{\sqrt 3}\hat k $
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Jan 3, 2013
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Write two different vectors having same direction.
asked
Jan 4, 2013
by
thanvigandhi_1
cbse
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