| 10
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| 20
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| 30
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| 40
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| 50 SET 11,1
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| 90 DIM T(100)
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| 100 PRINT "THIS SIMULATION LETS YOU SPECIFY THE INITIAL VELOCITY"
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| 110 PRINT "OF A BALL THROWN STRAIGHT UP, AND THE COEFFICIENT OF"
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| 120 PRINT "ELASTICITY OF THE BALL. PLEASE USE A DECIMAL FRACTION"
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| 130 PRINT "COEFFICIENCY (LESS THAN 1)."
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| 131 PRINT
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| 132 PRINT "YOU ALSO SPECIFY THE TIME INCREMENT TO BE USED IN"
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| 133 PRINT "'STROBING' THE BALL'S FLIGHT (TRY .1 INITIALLY)."
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| 134 PRINT
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| 135 INPUT "TIME INCREMENT (SEC) ";S2
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| 140 PRINT
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| 150 INPUT "VELOCITY (FPS) ";V
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| 160 PRINT
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| 170 INPUT "COEFFICIENT ";C
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| 180 PRINT
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| 182 PRINT "FEET"
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| 184 PRINT
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| 186 S1=INT(70/(V/(16*S2)))
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| 190 FOR I=1 TO S1
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| 200 T(I)=V*POW(C,I-1)/16
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| 210 NEXT I
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| 220 FOR H=INT(-16*POW(V/32,2)+POW(V,2)/32+.5) TO 0 STEP -.5
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| 221 IF INT(H)<>H THEN 225
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| 222 PRINT H;
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| 225 L=0
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| 230 FOR I=1 TO S1
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| 240 FOR T=0 TO T(I) STEP S2
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| 245 L=L+S2
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| 250 IF ABS(H-(.5*(-32)*POW(T,2)+V*POW(C,(I-1))*T))>.25 THEN 270
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| 260 TAB L/S2: PRINT "0";
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| 270 NEXT T
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| 275 T=T(I+1)/2
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| 276 IF -16*POW(T,2)+V*POW(C,I-1)*T<H THEN 290
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| 280 NEXT I
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| 290 PRINT
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| 300 NEXT H
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| 310 TAB 1
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| 320 FOR I=1 TO INT(L+1)/S2+1
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| 330 PRINT ".";
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| 340 NEXT I
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| 350 PRINT
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| 355 PRINT " 0";
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| 360 FOR I=1 TO INT(L+.9995)
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| 380 TAB INT(I/S2): PRINT I;
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| 390 NEXT I
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| 400 PRINT
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| 410 TAB INT(L+1)/(2*S2)-2: PRINT "SECONDS"
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| 420 PRINT
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| 430 GOTO 135
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| 440 END
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|
|
