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Please help me answer number 4,5 and 6 with complete solution
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- b. Convert the following. Show complete solution. 1.44.5 cm to mm 2. 65kg to mg 3. 14 mg to g 4. 1002 L to MI 5. 300m/s to km/h 6. 5km/h to m/s4. The error in measuring distance of a moving object is 3.44 x 10-12 m. If the mass of the object 115 lb, calculate the error in measuring speed. a.3.01 x 10^-19 Jb.1.20x10^-12 m/sc.5.84 x 10^-25 m/sd.3.12x 10 -10 m/s1. How many pounds does 2.00 kg of cheese 2. How many mL are in 0.50 quarts? B. How many inches are in 1.00 km? 4. How many feet are in 3.45 km? 5. How many km are in 5.00 miles? 6. How many yards are in 72.5 miles?
- 2. Convert the following units into a desired unit with correct significant figure a. 10 m/s? to mm/hr? b. 40.2 g/cm? to kg/L C. 343 m/s to mph (1 mi= 1609 m) d. 15 L to in (1 in =2.54 cm)(1 L = 1000 m?) %DConvert the following to SI base units:a. 9.12 μs b. 3.42 kmc. 44 cm/ms d. 80 km/hThe density (p) of the atmosphere as a function of altitude (A) can be approximated by the model shown in the graph. What are the units of the constant 1.225? O A. dimensionless O B. kg m^3 OC. kg/m^3 O D. m^2/kg p= 1.225 e0.0001 A O E. m OF. kg O G. m^3/kg O H. kg/m^2 Altitude (A) (m] Density (p) [kg/m®]
- 6. Convert the following measurements mg.um kg.m а. 68 ms? hr2 b. 49mg/cm³ to ng/mm³ 7. Using Dimensional Analysis, check which of the following equations is or are correct. а. рgh3 — та b. avt = vh?1) Which one of the following pairs of units may NOT be added together, even after the appropriate unit conversions have been made? A. grams and pounds B. slugs and nanograms C. miles and feet D. lightyears and minutes 2) A force, F1, of magnitude 3.3 N and directed due east is exerted on an object. A second force exerted on the object is F2 = 3.3 N, due north. What is the magnitude and direction of the third force, F3, which must be exerted on the object so that the resultant force is zero? A. 4.7 N, 45 degrees N of E. B. 6.6 N, 45 degrees S of W. C. 6.6 N, 45 degrees N of E. D. 4.7, 45 degrees S of W.1%A9 li. t LTET 4G+ Vol) O A X O U 9:-7 Second H.W.pdf 1. Draw and label the vector with these components. Then determine the magnitude and angle of the vector. a- Az = 3 ,A, = -2 b- B, = -2 ,B, = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes? 3. A car moving along X- axis according on the function: X (t) = 2 t2 + 5t +7 on [1,2] Find: a- The average velocity. b- The acceleration at 3s. 4. Julie is walking around a track at a 2m/s for some exercise. She then decides to start jogging so she accelerates at a rate of 0.5m/s? for 3 seconds. How far did Julie travel from the time she started to accelerate to the end of the 3 seconds? 5. Ralph uses a 2000 to do this. force to push his car along a road for 1000 m. It takes him500 s a- Calculate the amount of work that Ralph did on the car. b- Calculate the amount of power that he generated. II
- The volume of a box is 225 cm. Express this volume in the S.I. unit. O a. 0.000225 cubic meter t of O b. 0.00225 cubic meter estion O . 22.50 cubic meter O d. 2.25 cubic meter Clear my choice1.67 Ka into ma 3.296X10° Km into mm. 4.967 Kg into da S8961m into (m 6.3.45X lo? m/s into Km/hr 7.234x 63Kmlhre into ms 8.233 um into m 9,432x10" Kq into9What is the Sl equivalent of 8 R? a. 0.08 C/kg Ob. 0.002064 C/kg O c. 0.002064 Gy d. 296,000,000,000 C/kg