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0/6 POINTS || PREVIOUS ANSWERS SERCP11 3.1.OP.004. MY NOTES | ASK YOUR TEACHER An insect crawls...
+ -/3 points SerCP11 7.3.0P.015. My Notes + Ask Your Teacher The figure below shows a particle initially at point A traveling in the +x-direction. It turns in a circular path at constant speed until it is traveling in the +y-direction at point C. The quarter-circle arc from A to C is 262 m in length, and the particle moves from A to C in 37.0 s. Point B on the path is 35.0° below the x-axis. o 35.0° (a)...
6、 (+-/2 points SerCP11 2.P029. My Notes Ask Your Teacher A truck covers 40.0 m in 8.00 s while uniformly slowing down to a final velocity of 2.65 m/s (a) Find the truck's original speed m/s (b) Find its acceleration. m/s2 Need Help? Resad t 7. /2 points SerCP11 2 P.034. My Notes Ask Your Te A jet plane lands with a speed of 88 m/s and can accelerate at a maximum rate of -4.20 m/s2 as it comes to...
help please. 6. -14 points SerCP11 2.3.P.032. My Notes Ask Your Teacher An object moves with constant acceleration 4.05 ms and over a time interval reaches a final velocity of 11.8 m/s. (a) If its original velocity is 5.90 m/s, what is its displacement during the time interval? (b) What is the distance it travels during this interval? (c) If its initial velocity is -5.90 mys, what is its displacement during this interval? m (d) What is the total distance...
0/2 points Previous Answers SerCP11 15.2.OP.013. My Notes Ask Your Teacher The figure below shows three charged particles at the corners of an equilateral triangle. Particle A has a charge of 1.25 C; B has a charge of 5.60 C; and C has a charge of -5.04 C. Each side of the triangle is 0.500 m long. What are the magnitude and direction of the net electric force on A? (Enter the magnitude In N and the direction in degrees...
My Notes 4. 0/2 points Previous Answers SerCP11 15.2.OP.013. Ask Your Teacher The figure below shows three small, charged spheres at the corners of an equilateral triangle. Sphere A has a charge of 1.80 HC; B has a charge of 5.50 HC; and C has a charge of -s5.00 HC. Each side of the triangle is 0.500 m long. What are the magnitude and direction of the net electric force on A? (Enter the magnitude in N and the direction...
5. + 0/1 points Previous Answers SerPSE 10 4.2.OP.005.MI. My Notes A fish swimming in a horizontal plane has velocity v = (4.00 i + 1.00 )) m/s at a point in the ocean where the position relative to a certain rock is † ; = (16.0 î - 1.20 j) m. After the fish swims with constant acceleration for 15.0 s, its velocity is v = (23.0 î - 6.00 ) m/s. (a) What are the components of the...
0/5 POINTS PREVIOUS ANSWERS SERPOP5 13.P.010.WI. MY NOTES ASK YOUR TEACHER A transverse wave on a string is described by the following wave function. y = 0.100 sin (5x + 3t where x and y are in meters and t is in seconds. (a) Determine the transverse speed at t = 0.230 s for an element of the string located at x = 1.80 m. -0.554 X Given the equation for the vertical position of elements of the string as...
8. 0/1 points | Previous Answers SerCP11 9.7.P.042. My Notes • Ask Your Teacher Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in the figure below, the pressure is 1.70 X 10 Pa and the pipe radius is 2.90 cm. At the higher point located at y = 2.50 m, the pressure is 1.28 X 10 Pa and the pipe radius is 1.20 cm. P, (aFind the speed of flow in the lower...
6. 2/4 points | Previous Answers My Notes Ask Your Teacher A 2.04 × 10-9 C charge has coordinates x = 0, y =ー2.00; a 3.15 10-9 C charge has coordinates x = 3.00, y = 0; and a-5.40 x 10-9 C charge has coordinates x = 3.00, y = 4.00, where all distances are in cm. Determine magnitude and direction for the electric field at the origin and the instantaneous acceleration of a proton placed at the origin. (a)...
2. -4 points My Notes Ask Your Teacher A football is thrown horizontally with an initial velocity of (16.0 m/s)k. Ignoring air resistance, the average acceleration of the football over any period of time is (-9.81 m/s?) (a) Find the velocity vector of the ball 1.79 s after it is thrown す=( m/s)x - m/s)y (b) Find the magnitude and direction of the velocity at this time Magnitude Direction obelow horizontal