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  ONLINE OBJECTIVE NUMERICAL ABILITY
   
1.  If the direction ratio's of two lines are given by the equations l+m+n =0 and 2lm-mn+2nl = 0. Then the angle between the two lines is __________

120

45

90

30

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Total Marks:     0
Wrong Answers:     0

 
 

 

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On line question bank useful to the participants of competitive examinations and quiz programs.