The minute hand on a watch is 1.00 cm in length. Use a coordinate system in which the y-axis points toward the 12 on the watch face. Part A What is the displacement vector of the tip of the minute hand from 8:00 to 8:20 a.m.? Enter the x and y components of the displacement vector in centimeters separated by a comma. ▸ View Available Hint(s) Arz, Ary= Submit Part B Arz, Ary = [5] ΑΣΦ Submit 1 ? What is the displacement vector of the tip of the minute hand from 8:00 to 9:00 a.m.? Enter the x and y components of the displacement vector in centimeters separated by a comma. ► View Available Hint(s) —| ΑΣΦ cm ? cm

The minute hand on a watch is 1.00 cm in length. Use a coordinate system in which the y-axis points toward the 12 on the watch face. Part A What is the displacement vector of the tip of the minute hand from 8:00 to 8:20 a.m.? Enter the x and y components of the displacement vector in centimeters separated by a comma. ▸ View Available Hint(s) Arz, Ary= Submit Part B Arz, Ary = [5] ΑΣΦ Submit 1 ? What is the displacement vector of the tip of the minute hand from 8:00 to 9:00 a.m.? Enter the x and y components of the displacement vector in centimeters separated by a comma. ► View Available Hint(s) —| ΑΣΦ cm ? cm

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 41P: A trapper walks a 5.0-lan straight-line distance from her cabin to the lake, as shown in the...

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A trapper walks a 5.0-lan straight-line distance from her cabin to the lake, as shown in the following figure. Determine the east and north components of her displacement vector. How many more kilometers would she have to walk if she walked along the component displacements? What is her displacement vector?
A delivery man starts at the post office, chives 40 km north, then 20 km west, then 60 km northeast, and finally 50 km north to stop for lunch. Use a graphical method to find his net displacement vector.
A small plane flies 40.0 km ma direction 60 north of east and then flies 30.0 km in a direction 15 north of east. Use the analytical method to find the total distance the plane covers from the starting point, and the geographic direction of its displacement vector. What is its displacement vector?
A skater glides along a circular path of radius 5.00 m in clockwise direction. ‘When he coasts around one- half of the circle, starting from the west point, find (a) the magnitude of his displacement vector and (b) how far he actually skated. (c) What is the magnitude of his displacement vector when he skates all the way around the circle and comes back to the west point?
A pedestrian walks 6.0 km east and then 13.0 km north. Use a graphical method to find the pedestrian’s resultant displacement and geographic direction.
Suppose you walk 18.0 m straight west and then 25.0 m straight north. How far are you from your starting point? What is your displacement vector? What is the direction of your displacement? Assume the +x -axis is horizontal to the right.
Check Your Understanding Verify that vector v V obtained in Example 2.14 is indeed a unit vector by computing its magnitude. If the convoy in Example 2.8 was moving across a desert flatland—that is, it the third component of its velocity was zero—what is the unit vector of its direction of motion? Which geographic direction does it represent?
If A + B = 0, the corresponding components of the two vectors Aand Bmust be (a) equal, (b) positive, (c) negative, (d) of opposite sign.
What is the y component of the vector shown in Figure OQ3.9? (a) 3 cm (b) 6 cm (c) 4 cm (d) 6 cm (e) none of those answers
What is the x component of the vector shown in Figure OQ3.9? (a) 3 cm (b) 6 cm (c) 4 cm (d) 6 cm (e) none of those answers
Assuming the +x -axis is horizontal to the right for the vectors given in the following figure, use the analytical method to find the following resultants: (a) A+B , (b) C+B , (c) D+F , (d) AB , (e) DF , (f) A2F , (g) C2D+3F , and (h) A4D+2F .
For vectors and , calculate (a) and its magnitude and direction angle, and (b) and its magnitude and direction angle.