EXPERIMENT 2 : EVALUATION OF DIFFERENT BAKERY PRODUCTS BY DISPLACEMENT TEST INTRODUCTION: Loaf volume ! "#e $%&'$al 'om$o&e&" of 'a(e)*%ea+ ,ual"- evalua"o& a&+ %a$e!ee+ +!$la'eme&" #a! *ee& "#e me"#o+ of '#o'e. T#! ! a v"al a!$e'" of "#e 'o& !ume%/! $e%'e$"o& of value0 *e'au!e & 'a(e)*%ea+ a&+ o"#e% leave&e+ 1oo+!0 #1#e% volume fo% "#e !ame e1#" ! &va%a*l- a!!o'a"e+ "# mo%e ae%a"e+ '%um* a&+ !u$e%o% "e3"u%e.Fo% a *a(e% o% 'a(e)*%ea+ ma&ufa'"u%e%0 ea'# *a"'# of flou% #a! "o *e evalua"e+ *- "e!" *a(&1 "o e&!u%e "#a" 'a(e)*%ea+ ! ma+e "o a u&fo%ml- #1# ,ual"-.Loaf volume !#oul+ *e mea!u%e+ 45 m&u"e! af"e% loave! a%e %emove+ f%om "#e ove& *- u!&1 "#e %a$e!ee+ +!$la'eme&" me"#o+. OB6ECTIVE: To +e"e%m&e "#e %a"o of volume)e1#" of +ffe%e&" "-$e! of *%ea+. MATERIALS : B%ea+ loaf A 0*%ea+ loaf B 0 *u& A a&+ *u& B. APPARATUS : Ve1e"a*le Ve1e"a*le !ee+!0 a %e'"a&1ula% $la!"' 'o&"a&e%0 %ule% 0 e1#&1 *ala&'e a&+ mea!u%&1 '-l&+e% . PROCEDURES : 7. A loaf loaf of *%ea+ a! e1#e+ e1#e+ af"e% af"e% " a! 'oole+ 'oole+ "o %oom "em$e%a" "em$e%a"u%e. u%e. T#e e1#" e1#" a! %e'o%+ %e'o%+ a! 8. 2. T#e %1+ 'o&"a&e 'o&"a&e%% 9A a! flle+ flle+ "# "# ve1e"a*le! ve1e"a*le! !ee+ a&+ "#e !u%fa'e !u%fa'e of ve1e"a*le ve1e"a*le!! !ee+ a! level "# a %ule%. ;. T#e ve1e"a*le ve1e"a*le !ee+! !ee+! a! $ou%e+ $ou%e+ &"o a&o"#e% a&o"#e% 'o&"a&e% 'o&"a&e% 9B a&+ a "#& "#& la-e% of of !ee+! a! a! leave+ a" "#e *o""om of "#e 'o&"a&e% A. <. T#e *%ea+ *%ea+ a! $la'e+ o& "#e la-e% of !ee+ !ee+ & 'o&"a& 'o&"a&e% e% A. 4. T#e 'o&"a&e% 'o&"a&e% A a! fll fll "# "# !ee+! a&+ "#e "#e !u%fa'e !u%fa'e a! level level "# "# a %ule%. %ule%. =. T#e %ema&&1 %ema&&1 !ee+! !ee+! a! $ou%e+ $ou%e+ & 'o&"a&e 'o&"a&e%% B &"o a mea!u%& mea!u%&1 1 '-l&+e% '-l&+e% a&+ "#e volume0V volume0V a! o*"a&e+.
RESULTS BREAD
8EI>? 91
VOLUME 9ml
>a%+e&a
=27.@4
22=5
Ma!!mmo
=;;.42
2255
;.=;
;.<
V
Ra"o 0
W
Ta*le 7: 8e1# a&+ volume of *%ea+.
BUN
8EI>? 91
VOLUME 9ml
Re+ *ea&
[email protected]
72.
8#ea" *u&
2@.=
@4.55
=.7
;.7@
V
Ra"o0
W
Ta*le 2: 8e1# a&+ volume of *u&.
DISCUSSION : V
T#e %a"o
W
,
of 1a%+e&a ! ;.=; a&+ %a"o of ma!!mmo ! ;.< .T#! !#o! "#a"
V
1a%+e&a #ave #1#e% %a"o "#a& ma!!mmo. 8#le0 "#e %a"o
W
,
of %e+ *ea& ! =.7 a&+
%a"o of #ea" *u& ! ;.7@ . T#! !#o! "#a" %e+ *ea& #ave #1#e% %a"o "#a& #ea" *u&. T#e fa'"o%! "#a" &flue&'e "#e +ffe%e&'e +e&!"- ! "#e e1#" of *%ea+ a&+ "#e level "#e !u%fa'e "# %ule% u!uall- 'a& &flue&'e "#e +ffe%e&'e! & value of %a"o fo% ea'# !am$le.T#u!0"#e loe% "#e e1#" of *%ea+ "#e #1#e% "#e %a"o. T#e !u%fa'e ma- &o" *e level $%o$e%l- #e&'e affe'" "#e %a"o. T#e%e a%e !mla% me"#o+ "#a" ! 'ommo&l- u!e+ & foo+ &+u!"%- "o mea!u%e
"#e %a"o of volume $e% e1#". 8#'# ! Ba(e% ! Pe%'e&"a1e . B- u!&1 *a(e%/! $e%'e&"a1e0 ea'# &1%e+ e&" & a fo%mula ! e3$%e!!e+ a! a $e%'e&"a1e of "#e flou% e1#"0 a&+ "#e flou% e1#" ! ala-! e3$%e!!e+ a! 755. T#! "o"al amou&" &'lu+e! all "#e flou% u!e+ & a %e'$e !o mu!" al!o &'lu+e +ffe%e&" "-$e! of flou% a&+ "#e flou% & a $%efe%me&" f "#! ! $a%" of "#e %e'$e.
CONCLUSIONS To 'o&'lu+e 0 "#e %a"o of volume)e1#" of +ffe%e&" "-$e! of *%ea+ a! +e"e%m&e+ #'# a%e 1a%+e&a ! ;.=; a&+ %a"o of ma!!mmo ! ;.< #le %e+ *ea& ! =.7 a&+ %a"o of #ea" *u& ! ;.7@ .
REFERENCES: 7.
Paula I. F1o& 92575. ?o Ba(&1 8o%(!: E3$lo%&1 "#e Fu&+ame&"al! of Ba(&1 S'e&'e. Ne Yo%(: 8le-. $$. @77. ISBN 5<5;@2=;. Re"%eve+ 257572 5=.Ba(e%/! $e%'e&"a1e !ome"me! 'alle+ fo%mula $e%'e&"a1e o% &+'a"e+ a! Go& flou% e1#" *a!!G ! +ffe%e&" f%om "#e $e%'e&"a1e! 'ommo&l- "au1#" & ma"# 'la!!e!.
2.
?u0 Yu ?. 9255=. ?a&+*oo( of foo+ !'e&'e0 "e'#&olo1-0 a&+ e&1&ee%&1. 8a!#&1"o&0 DC: Ta-lo% H F%a&'!. $. 7==. ISBN 5<@;@<@4. Re"%eve+ 2575725@.
;.
M'#ele Ma%'o""e ?o!a#allRama!am- 92554. Foo+ P%o'e!!&1: P%&'$le! a&+ A$$l'a"o&!. Bo'a Ra"o&: CRC. $$. 7<74. ISBN 747=555. Re"%eve+ 25757224.
<.
>oo1le Cal'ula"o% 0 %e"%eve+ 2575727
4.
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