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- STARTING AMOUNT + X An atom of a particular element has a volume of 6.1 x 10 volume in cubic nanometers? ADD FACTOR *( ) 10" 6.1 10 6.1 x 10 10⁰ 6.1 x 10 10* (10%) pm ANDWER 6.1 10 (10") E (10) 10⁰ What is this RESET 2 (1) (10%)A function Fis given by / - 4 where y = (8.854 0.05) and x = (5.11 ÷ 0.03) What is the absolute uncertainty in F% Specifi vour answer up to three decimal placesa) A simple spring is used to measure force. The spring is considered to be linear, so the F = kx, where F is the force in Newton, k is the spring constant in Newton per centimeter, and x is displacement in cm. If x = 20.0 ± 1.25 cm andk 800 ± 16 N/cm, %3D calculate the maximum possible error and the uncertainty of the measured force in absolute (dimensional) and relative (%) terms.
- If the number of significant figures is 6, what is the value of the pre-specified Error(?s) Select one: O a 0.000005% O b. 0.0005% O c. 0.005% ০ d 0.00005%—1 д г1 In (Z) kgT² Jß (s) %3D Find (s) ? Assume that Z is constant in T ( constant in B also ) the solution steps and instructions from My doctor : 1- you that Z is have to derive In (Z) assuming constant in T and B. 2- after you find the solution convert any B to kBTPo = 25 uc/m³ is distributed uniformly through a certain region. If V=50 at y = 2 and V= 90 at y = 5, &, = 2. a- Give the solution and calculate V, E. b- Draw V, Ē, IE with respect to y-axis. c- Now if p₂ = 0, give the solution and calculate V, Ē.
- Question 7 In a measurement of B two results were obtained, B₁ = (2x10^-3) T and B₁ = (1.00x10^-4) T B2 = (2.0x10^-3) T and B₂ = (7.00x10^-4) T The result of the comparison test is Report your answer to 1 significant figures. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: Answer x10Find the average, variance and the standard deviation for the following: 1.23, 1.24, 1.18, 1.19, 1.26, 1.21, 1.22, 1.25, 1.20, 1.27, 1.28A publisher wants to estimate the mean length of time (in minutes) all adults spend reading newspapers. To determine this estimate, the publisher takes a random sample of 15 people and obtains the results below. From past studies, the publisher assumes σ is 1.5 minutes and that the population of times is normally distributed. 7 12 10 11 11 10 10 8 9 8 8 9 10 10 6 Construct the 90% and 99% confidence intervals for the population mean. Which interval is wider? If convenient, use technology to construct the confidence intervals. The 90% confidence interval is (enter your response here,enter your response here). (Round to one decimal place as needed.)
- A student wanted to find the value of factor A experimentally in the equation F=9.2Av?. If the student plotted the values of F on the y-axis arm the values of v2 on the x-axis. The value of factor A can be found by which one of the following relations: Select one: OA. 11.96 x slope OB. 18.40 x slope OC 9.20 x slope D.0.11 x slope OE. 0.11 4 slope ge Next page ENG 5:00 PM UK 5/24/2021 DELLw = FjAc = F .Aë , W = m(v;)* - m(u,)* , v 1 zm(us)* - m(v,)* , W = Problem 1: (a) à = 3â – 2ŷ, B = 4â& – 5ŷ. à ·B =? Answer: 22 (b) à = -2â + 4ŷ, B = 3âu – lŷ. Ā·B =? Answer: –10 (c) à = 5â – 3ŷ, B = -3â – 5ŷ. ÷B =? Answer: 0 1 | F,dx , W = F. dř , F, dU W = -AU dx d = 4m F = 20 N 0 = 30° m = 4 kg Hk = 0.5) m = 2 kg F = 40 N Hk = 0.2 Ө — 30° Problem 2: In the figure above on the left we have a force F = 20 N pulling a box to the right at an angle 0 = 30° above the horizontal. The box has a mass m = 2 kg, the coefficient of kinetic firction between the box and the ground is uk = 0.2, and the block moves a distance d = 4 m to the right. (a) What is the work done by the force F? Answer: 69.3 J (b) What is the normal force from the ground? Use g = 10 m/sec² Answer: 10 N (c) What is the work done by the kinetic friction force? Answer: -8 J (d) What is Wnet, the net work done on the box? Answer: 61.3 J (e) The box has an initial speed of 4 m/sec. What is the speed of the box after it has…Given the most probable value of a quantity to be 35.86. If the Error Ratio is 1:163, What is the probable error? Round off your answer to two decimal places.
