Let a, b be two vectors perependicular to each other and `|a|=2, |b|=3 and ctimesa=b.` Q. The least value of |c-a| is

Let a, b be two vectors perependicular to each other and |a|=2, |b|=3 and ctimesa=b. Q. When |c-a| is least the value of alpha (when alpha is angle between a and c) equals

Let a, b be two vectors perependicular to each other and |a|=2, |b|=3 and ctimesa=b. Q. When |c-a| is least the value of alpha (when alpha is angle between a and c) equals

Let a, b be two vectors perependicular to each other and |a|=2, |b|=3 and ctimesa=b. Q, When |c-a| attains least value, then the valuw of |c| is

If bar(a),bar(b) are vectors perpendicular to each other and |bar(a)|=2,|bar(b)|=3, bar(c)timesbar(a)=b, then the least value of 2|bar(c)-bar(a)|" is

If a, b and c are the three vectors mutually perpendicular to each other to form a right handed system and |a|=1, |b|=3 and |c|=5 , then [a-2b b-3c c-4a] is equal to