'; OutString += ''; OutString += NavBar; if (Feedback.length>0){ OutString += '' } OutString += '

'; OutString += ''; OutString += Feedback; OutString += '

'; //Write it to the frame TopFrame.document.clear(); TopFrame.document.open(); TopFrame.document.write(OutString); TopFrame.document.close(); } function DisplayExercise(){ //Build the output string var OutString = ''; OutString += ''; OutString += '

'; OutString += ''; OutString += TitleCode; OutString += ''; OutString += NavBar; OutString += '

'; if (WordBox.length > 0){ OutString += WordBox; } OutString += ''; OutString += BuiltCloze; OutString += '

'; if (is.CRAPBrowser){OutString=ResolveAllURLs(OutString);} //Write it to the frame BottomFrame.document.clear(); BottomFrame.document.open(); BottomFrame.document.write(OutString); BottomFrame.document.close(); } function ShowClue(ItemNum){ //alert(ItemNum); State[ItemNum][0] = 1; WriteFeedback(I[ItemNum][2]); } function SaveCurrentAnswers(){ for (var i=0; i-1){ FirstBit = InString.substring(0, i); LastBit = InString.substring(i + Token.length, InString.length); InString = FirstBit + Replacement + LastBit; i = InString.indexOf(Token); } return InString; } I = new Array(); I[0] = new Array(); I[0][1] = new Array(); I[0][1][0] = new Array(); I[0][1][0][0]='circuito'; I[0][2]='circuito'; I[1] = new Array(); I[1][1] = new Array(); I[1][1][0] = new Array(); I[1][1][0][0]='resistenza'; I[1][2]='resistenza'; I[2] = new Array(); I[2][1] = new Array(); I[2][1][0] = new Array(); I[2][1][0][0]='parallelo'; I[2][2]='parallelo'; I[3] = new Array(); I[3][1] = new Array(); I[3][1][0] = new Array(); I[3][1][0][0]='serie'; I[3][2]='serie'; I[4] = new Array(); I[4][1] = new Array(); I[4][1][0] = new Array(); I[4][1][0][0]='Ohm'; I[4][1][1] = new Array(); I[4][1][1][0]='ohm'; I[4][2]='Ohm'; I[5] = new Array(); I[5][1] = new Array(); I[5][1][0] = new Array(); I[5][1][0][0]='complessiva'; I[5][2]='complessiva'; I[6] = new Array(); I[6][1] = new Array(); I[6][1][0] = new Array(); I[6][1][0][0]='correnti'; I[6][2]='correnti'; I[7] = new Array(); I[7][1] = new Array(); I[7][1][0] = new Array(); I[7][1][0][0]='caduta di tensione'; I[7][2]='caduta di tensione'; Text = new Array(); Text[0]='Per determinare la corrente complessiva circolante in un '; Text[1]=' a singola maglia bisogna prima calcolare la '; Text[2]=' complessiva equivalente.
Questo si ottiene calcolando prima il valore delle resistenze poste in '; Text[3]=' e sommando opportunamente le varie resistenze collegate in '; Text[4]='.
La corrente complessiva circolante nel circuito si ottiene quindi applicando la legge di '; Text[5]=', dividendo la tensione di alimentazione per la resistenza '; Text[6]=' del circuito.
Le '; Text[7]=' circolanti nelle singole resistenze poste in parallelo si possono calcolare riapplicando la legge di Ohm alle singole resistenze, dopo aver calcolato la '; Text[8]=' ai capi di questi insiemi di resistenze.'; State = new Array(); function StartUp(){ var i = 0; State.length = 0; for (i=0; i -1){ var TotalChars = GetGapValue(i).length; State[i][3] = (TotalChars-State[i][1])/TotalChars; if (State[i][0] > 0){State[i][3] = State[i][3]/2;} if (State[i][3]<0){State[i][3] = 0;} State[i][4] = 1; } else{ //Otherwise, add zero to the array and increment the hints for this item, as a penalty State[i][1]++; State[i][3] = 0; //then set the flag AllCorrect = 0; } } } //Calculate the total score var TotalScore = 0; for (i=0; i'; } Output += YourScoreIs + ' ' + TotalScore + '%.
'; if (AllCorrect == 0){ Output += '
' + Incorrect; } BuildExercise(); WriteFeedback(Output); DisplayExercise(); RestoreCurrentAnswers(); } function TrackFocus(BoxNumber){ CurrentWord = BoxNumber; } function CheckBeginning(Guess, Answer){ var OutString = ''; var i = 0; var UpperGuess = ''; var UpperAnswer = ''; if (CaseSensitive == false) { UpperGuess = Guess.toUpperCase(); UpperAnswer = Answer.toUpperCase(); } else { UpperGuess = Guess; UpperAnswer = Answer; } while (UpperGuess.charAt(i) == UpperAnswer.charAt(i)) { OutString += Guess.charAt(i); i++; } OutString += Answer.charAt(i); return OutString; } function FindLongest(InArray){ if (InArray.length < 1){return -1;} var Longest = 0; for (var i=1; i InArray[Longest].length){ Longest = i; } } return Longest; } function GetGapValue(GNum){ var RetVal = ''; if ((GNum<0)||(GNum>=I.length)){return RetVal;} if (eval('BottomFrame.document.Cloze.Gap' + GNum) != null){ RetVal = eval('BottomFrame.document.Cloze.Gap' + GNum).value; RetVal = TrimString(RetVal); } else{ RetVal = State[GNum][5]; } return RetVal; } function SetGapValue(GNum, Val){ if ((GNum<0)||(GNum>=I.length)){return;} if (eval('BottomFrame.document.Cloze.Gap' + GNum) != null){ eval('BottomFrame.document.Cloze.Gap' + GNum).value = Val; } } function FindCurrent() { var x = 0; FoundCurrent = -1; //Test the current word: //If it's state is not set to already correct, check the word. if (State[CurrentWord][4] != 1){ if (CheckAnswer(CurrentWord, false) < 0){ return CurrentWord; } } x=CurrentWord + 1; while (x -1){return ''} RightBits = new Array(); for (var i=0; i 0){ SetGapValue(CurrGap, HintString); State[CurrGap][1] = State[CurrGap][1] + 1; } WriteFeedback(GiveHint); } function Blank(){ return '

©Half-Baked Software. Loading...

'; } //--> //]]>

-->