Answer:
Energy is transferred from Priya to the box.
Explanation:
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A) Up is the direction of the magnetic field at point Z.
 
        
                    
             
        
        
        
Answer:
Energy of wave will increase as the energy of wave is related to the amplitude of wave 
 
        
             
        
        
        
Answer:
The speed of the ball is 42.5 m/s
Explanation:
The initial kinetic energy of the ball is:
 = 85.75 J
= 85.75 J
The speed of the ball after leaving the bat is:

V=47.92 m/s
Using kinematic equation we can find the speed of the ball after being 25 m above the point of collision:




