1.

A person moves 30 m north and then 20 m towards east and finally \[30\sqrt{2}\] m in south-west direction. The displacement of the person from the origin will be                                                 [J & K CET 2004]                       

A.                         10 m along north        
B.                         10 m long south
C.                         10 m along west            
D.                                  Zero
Answer» D.                                  Zero


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