Question
Use at least 3 sig fig. I will rate Two persons both walk at a speed...
use at least 3 sig fig. I will rate
Two persons both walk at a speed of 4 miles per hour. In an airport, the two walkers pass each other in opposite directions on moving walkways that run at 6 miles per hour. What is the magnitude of the velocity of one walker relative to the other?
Answers
saq Let the two persons as A and B. Then, Vr = B = 4 miles (homers The speed of walkways = 6miles/havn The not speed of A=&A), wet = VAT VW VA) met = 4 +6 = 10 miles from [:' Bolk walkway & person moving Same direction The not relocity of B= (VB) met =VB TV = 4 +6=10 (VB) niet = 10 miles/ hours [ Both moving in same direction] Line VA VB Vw บง to B is. The relative velocity of a with respect VAB = A hat 10 - (-10) [: B is moring VAB miles/her in opposite dir. om do
Similar Solved Questions
1 answers
Claim: A majority of adults would erase all of their personal information online if they could....
Claim: A majority of adults would erase all of their personal information online if they could. A software firm survey of 499 randomly selected adults showed that 65% of them would erase all of their personal information online if they could. Complete parts (a) and (b) below. a. Express the original...
1 answers
A hot-air balloon is rising upward with a constant speed of 3.67 m/s. When the balloon...
A hot-air balloon is rising upward with a constant speed of 3.67 m/s. When the balloon is 2.53 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?...
1 answers
A sample of oxygen (O2) gas is at a temperature of 340K and occupies a volume...
A sample of oxygen (O2) gas is at a temperature of 340K and occupies a volume of 1.2cm3. What temperature will the sample of gas be at if the volume is decreased to 200cm3?...
1 answers
Barbour Corporation, located in Buffalo, New York, is a retailer of high-tech products and is known...
Barbour Corporation, located in Buffalo, New York, is a retailer of high-tech products and is known for its excellent quality and innovation. Recently, the firm conducted a relevant cost analysis of one of its product lines that has only two products, T-1 and T-2. The sales for T-2 are decreasing an...
4 answers
Theoretically where on a rollercoaster should you feel the heaviest? Use the concept of inertia. Where...
Theoretically where on a rollercoaster should you feel the heaviest? Use the concept of inertia. Where do you actually feel the heaviest? Theoretically where on a rollercoaster shoudl you feel the lightest? Use inertia Where do you actually feel the lighest?...
1 answers
3. (3 points) Mechanism. Draw correct electron AND label which mechanistic pattern of ele transfer; NA...
3. (3 points) Mechanism. Draw correct electron AND label which mechanistic pattern of ele transfer; NA = nucleophilic attack; LLG = loss of leaving group; anism. Draw correct electron movement arrows indicating the bonding changes, mechanistic pattern of electron movement is illustrated. Choose from...
1 answers
7. Draw products(s) of the following sequence of reactions. STON 2 Br EtONa 2 EtOH3 heat...
7. Draw products(s) of the following sequence of reactions. STON 2 Br EtONa 2 EtOH3 heat P-...
1 answers
You should not touch electrical appliances with wet hands because wet hands will result in: Select...
You should not touch electrical appliances with wet hands because wet hands will result in: Select one or more You should not touch electrical appliances with wet hands because wet hands result in: Select one or more: a. the current through you to be lower b. the voltage of the circuit to be lower ...
1 answers
What is minimum of f(x, y) = x² + y2 subject to 3x + 4y =...
What is minimum of f(x, y) = x² + y2 subject to 3x + 4y = 25...
1 answers
You reach into a bag that contains the following distribution of colored marbles: 5 green, 8...
You reach into a bag that contains the following distribution of colored marbles: 5 green, 8 yellow, 3 purple. You will grab 2 marbles one at a time. a. (1pt) Find the probability that you first select a green and second a yellow marble. b. (1pt) Find the probability that you select no green marbles...
1 answers
A water balloon is catapulted into the air so that its height H , in meters, after T seconds is h=-4.9t=27t=2.4.Help me solve these questions?
A.) How high is the ball after 1 second? B.)What is the maximum height of the balloon? C.)When will the balloon burst as it hits the ground?...
1 answers
TB 13-52 Which of the following measures would assist... Which of the following measures would assist...
TB 13-52 Which of the following measures would assist... Which of the following measures would assist in assessing the profitability of a company? points Multiple Choice eBook Current ratio References Debt-to-assets ratio Receivables turnover ratio Fixed asset turnover ratio TB 13-71 Judging only fr...
1 answers
Q.1.Casez Ltd., manufacturer of suitcases, makes 700 boxes per annum. Selling price of each suitcase is...
Q.1.Casez Ltd., manufacturer of suitcases, makes 700 boxes per annum. Selling price of each suitcase is Rs.1000 and the variable cost is Rs.400 per piece. It incurs fixed expenses of Rs.1,20,000 per year .Only 10% of its sales are made in cash. Every year the firm spends Rs.20, 000 on advertising an...
1 answers
Assignment3: Problem 11 Previous Problem Problem List Next Problem (1 point) Use Green's theorem to compute...
Assignment3: Problem 11 Previous Problem Problem List Next Problem (1 point) Use Green's theorem to compute the area of one petal of the 4-leafed rose defined by r = 14 sin(20) It may be useful for recall that the area of a region D enclosed by a curve C can be expressed as A dy - y de 2 с...
1 answers
When white light illuminates a thin film normal to the surface, it strongly reflects both blue...
When white light illuminates a thin film normal to the surface, it strongly reflects both blue light (500 nm in air) and red light (700 nm in air) as shown in the figure below. White light Blue and red are reflected Air Film Water 1) Calculate the minimum thickness of the film if it has an index of ...
1 answers
Price, marginal revenue, marginal cost, average total cost $35 ATC 29 26 MC రారాజు 8 5...
Price, marginal revenue, marginal cost, average total cost $35 ATC 29 26 MC రారాజు 8 5 D MR 0 160 220 250 300 Quantity of output (per week) The profit-maximizing firm in this figure will produce units of output per week. O 220 O 160 O 300 O 250...
1 answers
If X has the distribution function 0 for x<1 for 1 〈 x < 4 F(x)-〉 for 4 〈 x < 6 for 6a < 10 1 for x 10 f...
If X has the distribution function 0 for x<1 for 1 〈 x < 4 F(x)-〉 for 4 〈 x < 6 for 6a < 10 1 for x 10 find (a) P(2 〈 X 〈 6); (b) P(X= 4); (c) the probability mass function of X. If X has the distribution function 0 for x...