" 26.Find the value of "lambda" in the unit vector "0.4hat imath+0.8hat jmath+lambdahat k" ."

Find the value of lambda so that the vectors vec a= 3 hat i + 3 hat j- lambda hat k and vec b= 2 hat i- hat j+ hat k are perpendicular to each other.

Find the value of lambda .If the vectors 2hat i+lambdahat j+3hat k and 3hat i+2hat j-4hat hat j are perpendicular to each other.

Find the value of lambda so that the vectors vec a=2hat i+lambdahat j+hat k and vec b=hat i-2hat j+3hat k are perpendicular to each other.

Find the value of lambda so that the vectors vec a=lambdahat i+3hat j-hat k and vec b=3hat i-6hat j+3hat k are perpendicular to each other

Find the value of lambda , if the point with position vectors 3hat(i) - 2hat(j) - hat(k), 2hat(i) + 3hat(j) - 4hat(k), -hat(i) + hat(j) + 2hat(k) and 4hat(i) + 5hat(j) + lambda hat(k) are coplanar.

Find the value of lambda for which the three points with position vector 3 hat i-2 hat j- hat k ,2 hat i+3 hat j-4 hat k , and4 hat i+5 hat j+lambda hat k are coplanar.

If the volume of parallelopiped formed by the vectors hat i+lambdahat j+hat k,hat j+lambdahat k and lambdahat i+hat k is minimum then lambda is equal to

Find the value of lambda such that the following vectors are coplanar: -hati+lambda hat j-lambda hatk, 2hat i+4 hat j+5 hat k, -2 hati+4 hatj-4hat k .

Find the value of lambda for which the four points with position vectors - hat j- hat k ,4 hat i+5 hat j+lambda hat k ,3 hat i+9 hat j+4 hat k and 4 hat i+4 hat j+4 hat k are coplanar.