1
WB JEE 2019
+1
-0.25
The direction ratios of the normal to the plane passing through the points (1, 2, $$-$$3), ($$-$$1, $$-$$2, 1) and parallel to $${{x - 2} \over 2} = {{y + 1} \over 3} = {z \over 4}$$ is
A
(2, 3, 4)
B
(14, $$-$$8, $$-$$1)
C
($$-$$2, 0, $$-$$3)
D
(1, $$-$$2, $$-$$3)
2
WB JEE 2019
+1
-0.25
The equation of the plane, which bisects the line joining the points (1, 2, 3) and (3, 4, 5) at right angles is
A
x + y + z = 0
B
x + y $$-$$ z = 9
C
x + y + z = 9
D
x + y $$-$$ z + 9 = 0
3
WB JEE 2018
+1
-0.25
A point P lies on a line through Q(1, $$-$$2, 3) and is parallel to the line $${x \over 1} = {y \over 4} = {z \over 5}$$. If P lies on the plane 2x + 3y $$-$$ 4z + 22 = 0, then segment PQ equals
A
$$\sqrt {42}$$ units
B
$$\sqrt {32}$$ units
C
4 units
D
5 units
4
WB JEE 2018
+1
-0.25
The foot of the perpendicular drawn from the point (1, 8, 4) on the line joining the point (0, $$-$$11, 4) and (2, $$-$$3, 1) is
A
(4, 5, 2)
B
($$-$$4, 5, 2)
C
(4, $$-$$5, 2)
D
(4, 5, $$-$$2)
EXAM MAP
Medical
NEET