# Let the angle between two non zero vectors A(vector) and B(vector ) be 120(degrees) and its resultant be C(vector). Then which of the following is(are) correct?

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(a)C must be equal to |A-B|

(b)C must be less than |A-B|

(c) C must be greater than |A-B|

(d) C may be equal to |A-B|

(a)C must be equal to |A-B|

(b)C must be less than |A-B|

(c) C must be greater than |A-B|

(d) C may be equal to |A-B|

##### 1 Answer

Jun 12, 2018

Option (b)

#### Explanation:

# C^2 = (bbA + bbB)*(bbA + bbB)#

#abs(bbA - bbB)^2 #