Q. 1 (1) The magnitude of the vector drawn in a direction perpendicular to the surface...

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Q. 1 (1) The magnitude of the vector drawn in a direction perpendicular to the surface +2y + at the point (1,-1,2)is(a)2/3(b)3/2(c)3(d)6 CLO-1 (5) (2) If u =x* +y* +2* and r =xỉ +yj+zk, then V(ur)=(a)Su (b)5F|(e)5(u-FD(d)5(u+F]) is the CLO-1 (5) (3). The directional derivative of $= xyzat the point (1,1,1) in the direction of i is (a)–1(b)(e)(d) CLO-1 (5) (4). If r=xi +yj+zk is a position vector ,then the value of V(log r)is(a)- (b) (e) -(a) None of these Evaluate CLO-1 (5) (5) If r =xi+yj+zk and r = "|, then divr is (a)2(b)3(c)-3(d)-2 CLO-1 (5) Q. 1 (1) The magnitude of the vector drawn in a direction perpendicular to the surface +2y + at the point (1,-1,2)is(a)2/3(b)3/2(c)3(d)6 CLO-1 (5) (2) If u =x* +y* +2* and r =xỉ +yj+zk, then V(ur)=(a)Su (b)5F|(e)5(u-FD(d)5(u+F]) is the CLO-1 (5) (3). The directional derivative of $= xyzat the point (1,1,1) in the direction of i is (a)–1(b)(e)(d) CLO-1 (5) (4). If r=xi +yj+zk is a position vector ,then the value of V(log r)is(a)- (b) (e) -(a) None of these Evaluate CLO-1 (5) (5) If r =xi+yj+zk and r = "|, then divr is (a)2(b)3(c)-3(d)-2 CLO-1 (5)