1) Shortest distance of the point (4,5,3) from y-axis is a) 5 b) 4 c) 3 d) 25 2) The graph of the equation x 2 +y 2 =0 in the three dimensional space is a) x_axis b) y-axis c) z-axis d) xy-plane 3) A point (x,y,z) moves parallel to xy-plane .Which of the three variables x,y,z remain fixed a) x b) y c) z d) x and y 4) Two lines not lying in the same plane are called a) parallel b) coincident c) intersecting d) skew 5) Image of the point (0,0,-4) in XY-plane is a) (0,0,4) b) (0,4,0) c) (4,0,0) d) (0,0,-4) 6) A point (x,y,z) moves parallel to X-axis .Which of the three variables x,y ,z remain fixed a) x and y b) y and z c) x and z d) x,y and z

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