Question 13 A car drives on a curved section of the road, initially going due South at 15 m/s, then going due West at 13 m/s. If this turn takes 1.4 seconds to complete, what is the magnitude of the acceleration (in m/s²) during that turn? Round to the nearest hundredth (0.01).
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- When the motorcyclist is at A, he increases his speed along the vertical circular path at the rate of v (0.3t) ft/s², where t is in seconds. Take p = 350 ft. (Figure 1) Figure 60° p 1 of 1 Part A If he starts from rest at A, determine the magnitude of his velocity when he reaches B. Express your answer to three significant figures and include the appropriate units. V = Part B _O Submit a = Value μA 7 Request Answer If he starts from rest at A, determine the magnitude of his acceleration when he reaches B. Express your answer to three significant figures and include the appropriate units. Submit μA Value Units Request Answer ? Units ?A girl starts from the point A walks 8.0 m east, then 5.0 m south 3.0 m west, and finally 4.0 m to the north to a point B. The displacement from the point A to the point B is?Can you go step by step.
- 5. When 12 times a number is added to the square of that number, the result is ‒32. Determine the two numbers that fit this condition. Answer step-by-steps. 6. A cannonball is fired from ground level on an arc described by h = ‒t2 + 8t, where h = the height in metres and t is the time in seconds. How many seconds after firing will it land? Answer step-by-steps.USE THE CORRECT NUMBER OF SIGNIFICANT FIGURES IN THE ANSWER!Problem 8: Tectonic plates are large segments of the Earth's crust that move slowly. Suppose that one such plate has an average speed of v= 4.4 cm/year. What distance d, in meters, does the plate move in 1.6 seconds at this speed?
- t path A in the figure. A city block is asquare of l = 105 m on each side. What is the total distance traveled on path A in meters? What is the magnitude of the displacement in meters? What is the angle of displacement, in degrees, measured east of north?He heads east 3 miles, turns and walks 1.5 miles north, and finally turns and walks 1.5 miles weat. What is his displacement?1. Given the vectors M = -10āx + 4ã, – 8ả, and Ñ = 8å, + 7ã, – 2ã,, find: a. A unit vector in the direction of -M + 2Ñ b. The magnitude of 5å, + N – 3M c. M||2Ñ|(M + N)