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ct Question 4 0 1 pts 1, what is the uncertainty in R in Ohms? State...
11:29 AM E&M Question4 0/1 pts ct If 1/R-(0.00400 0.00015) Ω-1 , what is the uncertainty in R in Ohms? State your answer to 3 significant figures (no units) To change to Vibrate only, press the Volume Down key again. Dashboard
X-r ct Question 4 0/3 pts ncorrect What is the energy of 1 mol of 725 nm photon (in J). The Planck's constant h 6.63 x 10 34 J-s. The speed of light is 3.00 x 108 m/s, Avogadro's number N 6.02 x 1023 /mol. Pay attention to unit! 1.65 x 10sJ 8.68 x 108j 2.74 x 1019 J 1.65 x 104J Partial 2/3 pts
QUESTION 1 Find the uncertainty in the moment of interia Moment of interia of a disk depends on mass and radius according to this function m.r)-1/2 m r2 Your measured mass and radius have the following uncertainties 5m 329 kg and 5r086 m. What is is the uncertanty in moment of intería, δ·if the measured mass, m-2717 kg and the measured radius, r-646 m? Units are not needed in your answer. QUESTION 2 Find the uncertainty in the moment of...
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ct Question 1 0/3 pts A study conducted at a certain college shows that 57% of the school's graduates find a job in their chosen field within a year after graduation. Find the probability that among 9 randomly selected graduates, at least one finds a job in his or her chosen field within a year of graduating. Round your answer to nearest ten-thousandth. 0.9994 rrect Question 2 0/3 pts A sample of 4 different...
What, roughly, is the percent uncertainty in the volume of a spherical beach ball whose radius is r = 0.94 ±0.06 m ? Express your answer using two significant figures.
submitted Jan 15 at 11:16pm 0/1 pts Question 13 A rectangle is measured to be 6.4 t0.2 cm by 8.3 t 0.2 cm. Calculate its area in square cm. (do not write the units in your answer) Question 14 ct 0/2 pts A rectangle is measured to be 6.4+ 0.2 cm by 8.3+ 0.2 cm. Calculate the uncertainty in its area. 53.12 Question 15 2/2 pts Areclanile is measured to be 6.4,O2cm by 8.3 : 0 2 ст. Calculate its
QUESTION 19 Find the uncertainty in a calculated electrical potential difference from the measurements of current and resistance. Electric potential difference depends on current and resistance according to this function V(I,R) = IR. Your measured current and resistance have the following values and uncertainties | = 8.2 Amps, S1 = 0.43 Amps and R = 39.1 Ohms and SR = 0.36 Ohms. What is the uncertainty in the , SV ? Units are not needed in your answer. QUESTION 20...
Question 7 1 pts Compute the equivalent resistance in ohms of the bulb network attached to the battery in Fig. 4. The resistance of each bulb is 5 12. Figure 4 Question 7 1 pts Compute the equivalent resistance in ohms of the bulb network attached to the battery in Fig. 4. The resistance of each bulb is 5 12. 070 Figure 4 Question 8 1 pts Indicate the reasoning for arriving at your answer to problem 7. Include equations,...
Question 21 0/4 pts What is the entropy change of the surroundings when the reaction below is carried out at 298K under standard conditions? C(graphite) + 2H2(g) → CH4(g) AH° = -74.9 kJ Answer in J/K to three significant figures. red -251 wers Between 241.3 and 261.3
QUESTION 8 Find the uncertainty in a calculated average speed from the measurements of distance and time. Average speed depends on distance and time according to this function vitx)-x/t Your measured distance and time have the following values and uncertainties x-47 meters, x12 meters and t-87 seconds and St16 seconds. What is the uncertainty in the average speed, 5v? Units are not needed in your answer QUESTION 9 Find the uncertainty in a calculated electrical potential difference from the measurements...