if there is gravity than answer is 3

the net force acting on the particle shown if figure is:
1. m a (vector)
2. F(vector)
3. F(vector) + m a (vector)
4. F(vector) - m a (vector)
- 
				UP 0 DOWN 0 0 4
 
4 Answers
					
			Subhomoy Bakshi
					·2010-09-02 12:17:07
			
			
			
		all the forces vectorially add up to create an acceleration a in its direction...
so the net force is m a (vector)