Questions
Distance of the point (1,2,3) from the coordinate axes are
a
13, 10, 5
b
13,10,5
c
5,13,10
d
113,110,15
detailed solution
Correct option is B
Let point be P(x,y, z) = (1 ,2,3)The distance from r-axis =y2+z2 =4+9=13The distance from y-axis =x2+z2=12+32 =1+9=10The distance from z-axis =x2+y2=12+22 =1+4=5Talk to our academic expert!
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The equation of motion of a point in space is where ‘t’ is measured in hours and the coordinates of moving point in kilometers. The distance of the point from the starting point O (0,0,0) at the end of 10hours is
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