Remco Zegers PHY 231 Fall 2003 Set 1 Units and Measurments due Aug 30 1 Remco Zegers PHY 231 Fall 2003 Set 1 Units and Measurments due Aug 30 2 Due date Sat 30 Aug 2003 11 00 01 PM EST Due date Sat 30 Aug 2003 11 00 01 PM EST Evaluate the following endoouttext prob 4 35 107 9 15 10 28 prob Calculate the circumference of a circle of radius 3 26 cm prob prob 4 35 107 9 15 10 28 You are correct Your receipt is 498 1202 You are correct Your receipt is 498 1300 Calculate the area of a circle of radius 3 95 cm Answer for Part 0 3 98025e 20 3 900645e 20 4 059855e 20 Sig 0 15 You are correct Your receipt is 498 1202 Answer for Part 0 Answer for Part 14 4 75409836065574e 34 4 65901639344262e 34 4 84918032786885e 34 Sig 0 15 20 5 20 1 20 9 Sig 3 5 Unit cm Answer for Part 16 49 0 48 0 50 0 Sig 3 5 Unit cm 2 A house is 50 8 ft long and 29 3 ft wide and has 8 42 ft high ceilings What is the volume of the interior of the house in cubic meters You are correct Your receipt is 498 1206 What is the volume of the interior of the house in cubic centimeters You are correct Your receipt is 498 1206 Answer for Part 14 3 55E 02 3 48E 02 3 62E 02 Sig 3 5 Answer for Part 16 3 55E 08 3 48E 08 3 62E 08 Sig 3 5 Due date Sat 30 Aug 2003 11 00 01 PM EST The base of a pyramid covers an area of 12 3 acres 1 acre 43560 ft2 and has a height of 555 ft Fig P1 24 If the volume of a pyramid is given by the expression V 1 3 b555 wherebistheareaof thebaseand555 is the height find the volume of this pyramid in cubic meters You are correct Your receipt is 498 1212 Answer for Part 14 2 81E 06 2 75E 06 2 86E 06 Sig 3 5 Due date Sat 30 Aug 2003 11 00 01 PM EST Remco Zegers PHY 231 Fall 2003 Set 1 Units and Measurments due Aug 30 3 Units mix and match Choose the correct SI units for the function of x v a t and m given Remco Zegers PHY 231 Fall 2003 Set 1 Units and Measurments due Aug 30 4 Consider A 104 m kg and B 52 km g Please identify which operations are possible and which are not If the operation is possible also check the given result A kg m2 s2 A kg m s2 A kg m2 s A kg m s A kg m2 s3 A kg m 2 You can divide A by B and get 2 2 A m s kg A m s2 1 2 3 4 Choose from This operation is impossible This operation is possible but the answer is false This is correct 1 You can multiply A and B and get 5408 m2 kg2 Choose from A B C D E F G H a acceleration mv2 t m v t 2 mv You are correct Your receipt is 498 1887 Answer for Part 0 H E F D Due date Sat 30 Aug 2003 11 00 01 PM EST Two perpendicular sides of a triangle are 5 31m and 7 45m long respectively Find the length of the third side of the triangle You are correct Your receipt is 498 1673 Find the smallest angle of the triangle in the previous problem in degrees You are correct Your receipt is 498 1673 Answer for Part 11 9 15E 00 9 06E 00 9 24E 00 Sig 3 5 Unit m Answer for Part 13 3 55E 01 3 51E 01 3 58E 01 Sig 3 5 Due date Sat 30 Aug 2003 11 00 01 PM EST 3 You can add A and B2 and get 2808 m kg 4 You can add A and B and get 156 m kg 5 You can multiply A and B and get 5408 m kg You are correct Your receipt is 498 1549 Answer for Part 0 This is correct This is correct This operation is impossible This is correct This operation is possible but the answer is false Remco Zegers PHY 231 Fall 2003 Set 2 Motion in 1 dimension due Sep 6 5 Remco Zegers PHY 231 Fall 2003 Set 2 Motion in 1 dimension due Sep 6 6 Due date Sat 06 Sep 2003 11 00 01 PM EST Vb Speed m s Position m 400 300 200 0 100 0 0 0 10 20 30 40 Time sec The graph above shows the position of a car in meters measured from a stoplight after the light turns green Calculate the average speed of the car during the period from t 0 0 s to t 20 0 s Speed m s You are correct Your receipt is 498 1618 Answer for Part 0 7 358E 00 7 026E 00 7 689E 00 Sig 3 5 Unit m s 1 2 3 4 Time s 5 6 7 8 The Graph above shows the speed of a car traveling in a straight line as a function of time The car accelerates uniformly and reaches a speed Vb of 4 00 m s in 8 00 seconds Calculate the distance traveled by the car from a time of 0 60 to 7 60 seconds You are correct Your receipt is 498 1628 Answer for Part 0 1 43E 01 1 41E 01 1 46E 01 Sig 3 5 Unit m Due date Sat 06 Sep 2003 11 00 01 PM EST Consider the plot of position vs time below Va 0 0 1 2 3 4 Time s 5 6 7 8 The Graph above shows the speed of a car traveling in a straight line as a function of time The value of Va is 3 40 m s Calculate the distance traveled by the car from a time of 2 40 to 5 90 seconds You are correct Your receipt is 498 1624 Answer for Part 0 1 19E 01 1 17E 01 1 21E 01 Sig 3 5 Unit m Due date Sat 06 Sep 2003 11 00 01 PM EST 1 2 3 4 Choose from True False A B C D E F G The acceleration is positive in regions B and F The velocity is never negative The velocity is smallest in region The acceleration is negative in region You are correct Your receipt is 498 1192 Answer for Part 0 True True E D Remco Zegers PHY 231 Fall 2003 Set 2 Motion in 1 dimension due Sep 6 7 A ball is thrown vertically upwards with an initial velocity of 27 0 m s Neglecting air resistance how long is the ball in the air You are correct Your receipt is 498 1628 What is the greatest height reached by the ball You …
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