A runner circles a track of radius 100 m one time in 100 s at a constant rate. The greatest change in his velocity from his starting velocity: a.occurs three-fourths of the way around the track. b.Both a and c are correct. 3.2 Components of a Vector c.occurs one-half of the way around the track. d.occurs one-fourth of the way around the track.

Q: An automobile whose speed is increasing at a rate of 0.6 m/s² travels along a circular road of…

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Q: The driver drives the car 60 km east, then 80 km south, then 100 km southwest and then 120 km 30…

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Q: 6. One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of…

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Q: A boy walks 4 m South and then walks 7 m at 35 degrees east of south. What is the boy's…

A: d1 →= -4j^ m d2   → = 7m (Sin(35o) i^ - Cos(35o)j^)d2   → = 4 i^ - 5.73j^ mBoy's displacement = d1 →…

Q: A boy walks 20 m west, 12 m in direction of 30 degrees north of west and 40m in direction of 60…

A: The average velocity of an object is given as:vavg.=∆x∆twhere∆x is displacement∆t is time interval A…

Q: 2. A surveyor surveys an unknown cave. She follows a passage 180m straight west, then 210m in a…

A: It is given that the surveyor follows a passage 180 m straight west, then 210 m in a direction 45° E…

Q: i) Jim starts his road trip from home and covers (d1=450 km) in a direction 54° south of east. Then…

A: The total displacement is given by the vector sum of the individual displacements. Thus

Q: Which of the following statement is/are true?   a. The velocity of projectile motion in maximum…

A: Choose the true Statement.

Q: 52. A highway engineer is using a road map to lay out a detour for the westbound lane of a section…

A: Refer the map drawn below. map is drawn as per given data.

Q: A cyclist goes round a circular track, of radius 10 m, at a constant speed of 8.0 m s-1 . What is…

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Q: A minivan travels straight north in the right lane of a divided highway at 28.0 m/s. A camper passes…

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Q: 1.A pilot diverted a CF-18 fighter jet 20.0 km [S 38.0° E] to avoid thunderstorm, and then flew 60.0…

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Q: 2. A car is driven 225 km west and then 98 km southwest (45°). What is the displacement of the car…

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Q: A postman leaves the post office and drives 1.6 km in the north direction. He then drives in a…

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Q: A hiker walks 2.55 km south and then 2.75 km east, all in 4.00 hours. a. calculate magnitude (in…

A: Given, a hiker walks 2.55 km south and then 2.75 km east, all in t=4.00 hours.

Q: You found a treasure map and it said Start at the well, go 100 m straight south, then 30 m, 40…

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Q: Find the total distance traveled and displacement for each set of directions. Explain your…

A: Taking east as +x and west as -x; north as +y and south as -y, the component chart looks as:x…

Q: 1. One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of…

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Q: The vector r indicates the instantaneous displacement of a projectile from the origin. At the…

A: In projectile motion, acceleration is only acceleration due to gravity which is in y direction so…

Q: A truck travels due east for a distance of 1.7 km, turns around and goes due west for 9.2 km and…

A: Total Distance is just the sum of all the distances: D=1.7 km + 9.2 km + 3 km = 13.9 km

Q: To deliver food to a customer, Jungkook, the FoodPanda rider, drives 4.00 km north, then 6.00 km…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A man drives 10miles to the north and then 20 miles to the east. What are the magnitude and…

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Q: A postman leaves the post office and drives 1.6 km in the north direction. He then drives in a…

A: resultant of two vectrors is given by  R=R1+R2 first write all the vectors in component form and…

Q: You fly 32.0 km in a straight line in still alr in the direction 35° south of west. (a) Find the…

A: 3) let East West as x axis , North South as y axis  32km straight in still air 35° south of west

Q: 21. Consider two displacements, one of magnitude 3m and the other of magnitude 4m. Which of the…

A: Magnitudes are 3m and 4m  and we have to find what can be the magnitude of the resultant…

Q: Which of the following objects is undergoing uniform circular motion> a. An object speeding up at a…

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Q: 1. A pilot in a small plane encounters shifting winds. He flies 26.0 kmkm northeast, then 45.0 kmkm…

A: Since you have asked multiple questions, we will solve first one for you. If you need answer to any…

Q: How far are they from where they started? Express your answer using three significant figures. 293…

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Q: A ball swings counterclockwise in a vertical circle at the end of a rope 1.32 m long. When the ball…

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Q: In the process of delivering mail, a postal worker walks 161 m, due east from his truck. He then…

A: Option A 33m due west is the workers displacement relative to his truck.

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.