Problem 14.26 From a height of 40.0 m , a 1.50 k g bird dives (from rest) into a

Question

Problem 14.26 From a height of 40.0m , a 1.50kg bird dives (from rest) into a small fish tank containing 45.5kg of water. Part A What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? ?T =   ?C  
Problem 14.26 From a height of 40.0m , a 1.50kg bird dives (from rest) into a small fish tank containing 45.5kg of water. Part A What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? ?T =   ?C  
Problem 14.26 Problem 14.26 From a height of 40.0m , a 1.50kg bird dives (from rest) into a small fish tank containing 45.5kg of water. From a height of 40.0m , a 1.50kg bird dives (from rest) into a small fish tank containing 45.5kg of water. From a height of 40.0m , a 1.50kg bird dives (from rest) into a small fish tank containing 45.5kg of water. Part A What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? ?T =   ?C  
Part A What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? ?T =   ?C  
Part A What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? ?T =   ?C  
?T =   ?C  
?T =   ?C  
?T =   ?C  

Explanation / Answer

Apply

heat energy gained by water = mechanical enrgy lost by bird

m_water*c*dT = m_bird*g*h

dT = m_bird*g*h/(m_water*c)

= 1.5*9.8*40/(45.5*4186)

= 0.003 degrees

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