如已知力F=a(b-t),则该力从零到t1时间内的冲量为:I=a(b-t1)t1。

如已知力F=a(b-t),则该力从零到t1时间内的冲量为:I=a(b-t1)t1


相关考题:

有一过程如下:Sub Sub1(m As Integer,total As Long)Dim i As Integertotal=1For i=1 To mtotal=total*iNextEnd Sub调用它的事件过程如下:Private Sub Command1_Click()Dim tot As Long,a As Integera=Val(InputBox("请输入数据"))Call Sub1(a,tot)Print totEnd Sub则输入数据5,运行结果为【 】。

下面子过程语句说明合法的是( )。A.Function f1(By Valn%)B.Sub f1(n%)As IntegerC.Function f1%(f1%)D.Sub f1(ByValn%())

(12)有下列Sub过程: Sub Sub(x As Single,y As Single) t=x x=t/y y=t Mody End Sub 在窗体上的命令按钮Commandl中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5 b=4 Sun a,b Print a;b End Sub A.1.25 1 B.5 4 C.4 5 D.1 1.25

在窗体上画一个命令按钮,命名为Command1。程序运行后,如果单击命令按钮,则显示一个输入对话框,在该对话框中输入一个整数,并用这个整数作为实参调用函数过程F1,在F1中判断所输入的整数是否是奇数,如果是奇数,过程F1返回1,否则F1返回1,否则返回0。能够正确实现上述功能的代码是 。A.Private Sub Command1_Click() x=InputBox("请输入整数") a=F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then Return 0 Else Return 1 End If End FunctionB.Private Sub Command1_Click() x=InputBox("请输入整数") a=F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then F1= 0 Else F1= 1 End If End FunctionC.Private Sub Command1_Click() x=InputBox("请输入整数") F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then F1= 1 Else F1= 0 End If End FunctionD.Private Sub Command1_Click() x=InputBox("请输入整数") F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then Return 0 Else Return 1 End If End Function

有如下程序:Private Sub Form_C1ick()E=1:F=1For j=1 To 3E=E+F:F=F+ENextPrint E;FEnd Sub该程序的输出结果是A.6 6B. 5 8C. 13 21D.34 55

有如下SUB过程:Sub s(x As Single,y As Single)t=xx=t / yy=t Mod yEnd Sub在窗体上添加一个命令按钮,然后编写如下事件过程:Private Sub Form_Click()Dim a As SingleDim b As Singlea=5b=4s a,bPrint a,bEnd Sub则程序运行后,单击命令按钮,输出的结果为【 】 。

下面子过程说明合法的是( )。 A、Sub f1(ByVal n%())B、 Sub f1(%)As integerC、 Function f1%(f1%)D、 Function f1(ByVal n%)

若有如下程序: int sub(int m) { if(m==1||m==0) return 2; else return(sub(m-1)*sub(m-2));} main() { int n; scanf("%d",n); printf("%d",sub(n)); } 如果从键盘输入4<回车>,则程序运行后的输出结果是( )。A.8B.16C.24D.32

有如下过程:Sub SS(ByVal X,ByRef Y,Z)X=X + 1Y=Y + 1Z=Z + 1End Sub执行该过程的事件过程如下:Private Sub Command1_Click()A = 1B = 2C = 3Call SS(A,B,C) Print A;B;CEnd Sub则该程序的执行结果是【 】。

有如下程序: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1(a,b) End Sub Sub Sub1(x As Single,y As Single) t=X X=t\Y Y=t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B. 1 1C.2 2D.1 2

现有如下程序: Private Sub Command1_Click() s=0 For i=1 To 5 s=s+f(5+i) Next Print s End Sub Public Function f(x As Integer) If x>=10 Then t=x+1 Else t=x+2 End If f=t End Function 运行程序,则窗体上显示的是( )。A.38B.49C.61D.70

在窗体上画一个命令按钮,命名为CommandI。程序运行后,如果单击命令按钮,则显示一个输入对话框,在该对话框中输入一个整数,并用这个整数作为实参调用函数过程 F1,在F1中判断所输入的整数是否是奇数,如果是奇数,过程F1返回1,否则返回0。 能够正确实现上述功能的代码是A.Privme Sub Command1_Click() x=InputBox(“请输入整数”) a=F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then Return 0 Else Return 1 End If End FunctionB.Private Sub Command1_Click() x=InputBox(“请输入整数”) a=F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then F1=0 Else F1=1 End If End FunctionC.Private Sub Command1_Click() x=InputBox(“请输入整数”) F1(Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then F1=1 Else F1=0 End If End FunctionD.Private Sub Command1_Click() x=InputBox(“请输入整数”) F1 (Val(x)) Print a End Sub Function F1(ByRef b As Integer) If b Mod 2=0 Then Return 0 Else Return 1 End If End Function

有如下程序: Private Sub Form_Click() E=1:F=1 For j=1 To 3 E=E+F:F=F+E Next Print E:F End Sub 该程序的输出结果是A. 6 6B. 5 8C.13 21D.34 55

假定有如下的Sub过程:Sub Sub1(x As Single,y As single)t=xx=t/yy=t Mod yEnd Sub在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_click()Dim a As SingleDim b As Singlea=5b=4Sub1 a,bPrint a;bEnd Sub程序运行后,单击命令按钮,输出结果为A.B.C.D.

有如下程序:Private Sub Form_Click()E=1:F=1For j=1 To 3E=E+F:F=F+ENextPrint E;FEnd Sub该程序的输出结果是A.6 6B.5 8C.13 21D.34 55

假定有如下的Sub过程:Sub Sub1(x As Single, y As single)t=xx=t / yy=t Mod yEnd Sub在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_Click()Dim a As SingleDim b As Singlea=5b=4Sub1 a,bPrint a;bEnd Sub程序运行后,单击命令按钮,输出结果为A.54B.] 1]]1C.] 1.2]]5.4D.] 1.25]]1

有如下程序。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1 ( a,B)End Sub Sub Subl(x As Single, y As Single) t=x x=t\y y = t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2D.1 2

假定有如下的Sub过程:Sub Sub1 (x As Single, y As Single) t=x x = t/y y = t Mod yEnd Sub 在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_ Click() Dim a As Single Dim b As Single a = 5 b = 4 Sub1 a, b Print a; b End Sub 程序运行后,单击命令按钮,输出结果为______。A.5 4B.1 1C.1.2 5.4D.1.25 1

有如下一个Sub过程: Sub mlt (ParamArray numbers()) n=1 For Each x In numbers n=n * x Next x Print n End Sub在一个事件过程中如下调用该Sub过程: Private Sub Coinmand1_Click() Dim a As Integer Dim b As Integer Dim c As Integer Dim d As Integer a=1 b=2 c=3 d=4 mlt a,b,c,d End Sub 则运行该程序,结果为______。A.12B.24C.36D.48

有如下程序。Private Sub Command1_Click()Dim a As SingleDim b As Singlea=5: b=4Call Sub1(a, b)End SubSub Sub1(x As Single, y As Single)t=xx=t \ yy=t Mod yEnd Sub在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2 2D.1 2

下列子过程语句的说明正确的是( )。A.Sub f1(ByVal x()As Integer)B.Sub f1(x%())As IntegerC.Function f1%(f1%)D.Function f1%(x As Integer)

编写如下通用过程: Sub Proc(x As Single, y As Single) t = x x = t/y y = t Mod y End Sub 在窗体上画一个命令按钮,然后编写如下事件过程: Private Sub Command1_Click () Dim a As Single Dim b As Single a = 5 b = 4 Proc a, b Print a, b End Sub 程序运行后,如果单击命令按钮,则输出结果为A.5 4B.1.25 1C.4 5D.1.25 5

若有如下程序: int s[3] [3]={'a','b','C','d','e','f','g','h','i'},*t; main() {t:(int*)malloc(sizeof(int)); sub(t,s); printf("%c\n",*t); } sub(int*p,int b[][3]) {*p=b[2][1]; } 则程序运行后的输出结果是( )。A.dB.eC.hD.b

下列程序运行后的输出结果是______。Private Sub f(k,s)s=1For j=1 To ks=s*jNextEnd SubPrivate Sub Command1_Click()Sum=0For i=1 To 3Call f(i,s)Sum=Sum+sNextPrint SumEnd Sub

某力F在某轴上的投影为零,则该力不一定为零。

单选题永续盘存法公式为()AKsubt/sub+1=Isubt/sub-(1-δ)Ksubt/subBKsubt/sub+1=It+(1-δ)Ksubt/subCKsubt/sub+1=Isubt/sub+(1+δ)Ksubt/subDKsubt/sub+1=Isubt/sub-(1+δ)Ksubt/sub

多选题在过程控制中,若TL=-3,Tu=3,u=1,σ=1,则(  )。ACsubP/sub=1 BCsubP/sub=2/3 CCsubPk/sub=1 DCsubPk/sub=2/3