College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Superhighway in Canada have speed limits of 100 km/h. How does this compare with the 65 min/h speed limit common in the U.S.?
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- 2. You are approaching to a school road where the sign post written 15mph. Your car's speedometer is showing that you are driving at 20km/h. Are you speeding?arrow_forwardA cheetah leaps horizontally from a 5-meter high rock at a speed of 3.5 m/s. How far from the base of the rock will the cheetah land?If the cheetah leaps at an angle of 17 degress Celsius, how much farther will it land?arrow_forwardHow LONG will it take a ship traveling at a constant velocity of 100 m/s to travel 800 meters? a. 8 seconds. b. 20 seconds. c. 50 seconds. d. 4 seconds.arrow_forward
- You start out by driving 84 miles south in 2 hours and 9 minutes, and then you stop and park for a while. Finally you drive another 53 miles south in 2 hours and 22 minutes. The average velocity for your entire trip was 24.27 miles per hour to the south. How much time did you spend parked? 2 hours 15 minutes 0 hours 33 minutes 5 hours 38 minutes 1 hours 7 minutesarrow_forward4) A freight train left Vancouver at 1:00pm and traveled 100 km east. The train arrived at the final destination at 3:00pm. What was the train's velocity? 5) A bus took 3 hrs to drive from Dufur, Oregon to Portland, Oregon. The bus traveled at 80km/hr. How many kilometers was the trip? to reach your 6) If you drive a distance of 100 km at 25 km/hr, how long will it take destination? you 7) If you drive a distance of 100km at 50 km/hr, how long will it take you to reach your destination? 8) If you walk 12 km in 4 hours, how fast are you walking? nt wos his speed? Should Harrow_forwardOption 2 please. Disregard option 1. Please only use equations listed on equation sheet.arrow_forward
- You start out by driving 60 miles south in 4 hours and 18 minutes, and then you stop and park for a while. Finally you drive another 45 miles north in 2 hours and 33 minutes. The average velocity for your entire trip was 1.75 miles per hour to the south. How much time did you spend parked? 0 hours 51 minutes 8 hours 33 minutes 1 hours 42 minutes 3 hours 25 minutesarrow_forwardAt 10:11 a.m., you pass a speed radar on the freeway. At 10:31 a.m., you pass a second speed radar along the same freeway. If the second radar was located 18 miles from the first radar, and the speed limit along the entire stretch of highway is 70 mph, could you be fined for speeding based on the radar data?Find your average velocity in miles per hour (note: 20 minutes = 1/3 hour) from 10:11 a.m. to 10:31 a.m. Round to 2 decimal places if needed.arrow_forwardWhat's the the resultant velocity of an airplane that normally flies at 235 kmh if it encounters a 60 km/h headwind?arrow_forward
- Find the components of tot along the x and y axes in the figure below, where 8 = 21.0° and tot Vtot, x V tot, y = = + Vtot = VA + VB УА VB A Vtot 26.5° 23.0% VA X = 7.60 m/s.arrow_forwardA river that is one-quarter of a mile wide is flowing at a speed of 1 mile per hour. A swimmer enters the river and swims directly toward the opposite bank at a speed of 6 miles per hour. The current alters the swimmer's direction and causes her to reach the opposite bank some distance downstream. Find the angle the swimmer's resultant path makes with the line directly across the river. (Use decimal notation. Give your answer to two decimal places. Include the degree sign in your answer.) angle How far downstream does the swimmer make landfall? (Give an exact answer. Use symbolic notation and fractions where needed.) distance = milesarrow_forward
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