Warmth Transfer
1
) A warm item of lead is gone down right into water. Thinking that the only warmth transfer is in between the lead and also the water, which of the complying with declarations hold true?
( a) ciron = cwater
( b) qlead = -qwater
( c) Tlast(H2O) = Tlast(lead)
(d) Energy is moved from the water.
2
) A warm item of lead is gone down right into water. Thinking that the only warm transfer is in between the lead and also the water, which of the adhering to declarations hold true?
( a) ΔTlead is unfavorable.
( b) qlead = qwater
( c) qwater declares.
( d) Tlast = ΔT water-ΔT iron 3)You splash a warm mug of soup right into your lap. Presumingthat
the only
warm transfer is in between the soup as well as your lap, which of the adhering to declarations hold true?( a)Energy is moved to your lap.(b)qsoup declares.(c)ΔT soup-ΔT lap= 0(d )ΔT soup is adverse.
4 ) You splash a warm mug of soup right into your
lap . Thinking that the only warm transfer
is in between the soup as well as your lap, which of the complying with declarations hold true? (
a ) Energy is moved to the soup.
(
b ) q soup is adverse.(c )ΔT soup declares. (d)-q lap =q soup 5) An examination tube of a space temperature level reagent is positioned right into a beaker of warm water. Thinkingthat the only warm transfer is in between the reagent and also the water, which of the
complying with declarations hold true?(a)Energy is moved from the reagent
. (b) ΔT water=- ΔT reagent(c
) ΔT water is adverse.(d)-q water=q reagent 6)An examination tube of a space temperature level reagent is positioned
right into a beaker of warmwater. Thinking that the
only warm
transfer is in between the reagent and also the water, which of the adhering to declarations hold true? (a)q reagent is unfavorable.(b)Energy is moved from the water.( c)q water =-q reagent (d )ΔT wateris favorable. 7) An examination tube of a space temperature level reagent is
positioned right into a beaker of warm water.
Thinking that the only warmth transfer is in between the reagent and also the water, which of the complying withdeclarations are
real ?(a )ΔT service is adverse.
( b)qwater=q
service
( c) q water is adverse.(d) T last(water )=T last (remedy )8)You put some cool water right into a mug of warm coffee. Presuming that the only warmth transfer is in between the coffee and also the water, which of the complying with declarations hold true?(a )q water declares.(b)Energy is moved from the coffee.(c)
c coffee=-c water(d) ΔT coffee declares
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