p19 076

background image

76. Consider the object of mass m

1

falling through a distance h. The loss of its mechanical energy is

E = m

1

gh. This amount of energy is then used to heat up the temperature of water of mass m

2

:

E = m

1

gh = Q = m

2

cT . Thus, the maximum possible rise in water temperature is

T

=

m

1

gh

m

2

c

=

(6.00 kg)



9.8 m/s

2



(50.0 m)

(0.600 kg)



4190 J/kg

·C



=

1.17 C

.


Document Outline


Wyszukiwarka

Podobne podstrony:
p19 109
p19 057
P19 005
p19 046
p19 095
p11 076
p19 043
076 Ustawa o dostepie do informacji publicznej
p02 076
p19 099
P18 076
p34 076
p19 031
p19 054
P19 004
p19 070
p19 088

więcej podobnych podstron