[" A bar magnet of moment "bar(M)=hat i+hat j" is placed in a magnetic field of inducti "],[uB=3hat i+4hat j+4hat k" .The torque acting on the magnet is "]

A "bar" magnet of moment bar(M)=hat(i)+hat(j) is placed in a magnetic field induction vec(B)=3hat(i)+4hat(j)+4hat(k) . The torque acting on the magnet is

A "bar" magnet of moment vec(M)=hat(i)+hat(j) is placed in a magnetic field induction vec(B)=3hat(i)+4hat(j)+4hat(k) . The torque acting on the magnet is

A magnet of magnetic moment 50 hat(i) A-m^(2) is placed along the x-axis in a magnetic field vec(B)=(0.5hat(i)+3.0hat(j))T . The torque acting on the magnet is

A magnet of magnetic moment 50 hat(i) A-m^(2) is placed along the x-axis in a magnetic field vec(B)=(0.5hat(i)+3.0hat(j))T . The torque acting on the magnet is

A point on the line hat r=2hat i+3hat j+4hat k+t(hat i+hat j+hat k) is

If bar(a)=3hat i-3hat j-4hat k, bar(b)=hat i+2hat j+hat k and bar(c)=3hat i-hat j-2hat k , then [bar(a) bar(b) bar(c)] =

Prove that the points hat i-hat j,4hat i-3hat j+hat k and 2hat i-4hat j+5hat k are the vertices of a right angled triangle.

Given two vectors bar(A)=hat i-2hat j-3hat k and bar(B)=4hat i-2hat j+6hat k .The angle made by (bar(A)+bar(B)) with the X -axis is