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Grade: 12th pass
        
Forces acting at a point are represented in magnitude & direction by AB,2BC,2CD,DA&DB Where ABCD IS square show that the forces are in equilibrium
2 months ago

Answers : (1)

Arun
22770 Points
							
 
Dear student
 
On square forces are equal in magnitude.
 
Hence
Resultant = AB +2 BC + 2CD + DA (in vectors)
Let AB = p vector
Hence 
BC = p vector
Now
 
CD = -p vector
Da = -p vector
 
Hence
Resultant = p + 2p -2p  -p
 = 0
 
Hence resultant will be 0 (zero)
 
Hope it helps
2 months ago
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