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- part a, b, c pleaseThanks!!Bumblebees are skilled aerialists, able to fly with confidence around and through the leaves and stems of plants. In one test of bumblebee aerial navigation, bees in level flight flew at a constant 0.40 m/s, turning right and left as they navigated an obstacle-filled track. While turning, the bees maintained a reasonably constant centripetal acceleration of 4.0 m/s. Part A What is the radius of curvature for such a turn? .2 Express your answer with the appropriate units. НА Value Units Submit Request Answer Part B How much time is required for a bee to execute à 90° turn? Express your answer with the appropriate units. HA At = Value Units
- a The diagram above shows a yellow car going around a curve in a road (the broad gray line with a white dashed line) as seen from above. In the diagram, the car is moving to the right and slightly upward (notice the headlights are to the right and the tail lights are to the left). At its position shown in the diagram, the road has a radius of curvature r of 43 meters. At the time shown in the diagram, the car is speeding up at a rate of 2.2 m/s?. Also at this time, the total acceleration of the car (shown by a green arrow in the diagram) has a magnitude of 4.2 m/s?. Calculate the speed of the car, in units of meters per second, and this time. .-----Let's consider two vectors, A = (-7, 10), B = (-5, -8), and C = (-1, 6) as shown below. A C B What is the magnitude of A+ B+ C? Answer What is the direction (8) of A+B+C relative to +x-axis? a-839 b. 20 C-85 3 d. 148°how to solve?
- Indy Formula car (Fig. 2a) is travelling around the bend with radius r = 305 m. Its angular displacement is given by e = (0.05t + 0.06t³)rad. Determine the linear velocity of the formula car after t = 2s. ii Determine the tangential acceleration a of the formula car after t = 2s. ii The formula car is now travelling at 88.9 m/s, determine the bank angle 0 for the racetrack so that the wheels of the formula car will not have to depend upon friction to prevent it sliding up or down the track. Fig. 2aA small object of mass 0.500 kg is attached by a 0 0.650 m-long cord to a pin set into the surface of a frictionless tabletop. The object moves in a circle on the horizontal surface with a speed of 6.91 m/s.1. What is the magnitude of the radial acceleration of the object?2. What is the tension of the cord?Suppose a fast-pitch softball player does a windmill pitch, moving her hand through a circular arc with her arm straight. She releases the ball at a speed of 30.9 m/s (about 69.1 mph). Just before the ball leaves her hand, the ball's radial acceleration is 331 m/s?. What is the length of her arm from the pivot point at her shoulder? m length:
- Q 2 pleaseA small ball is attached to the lower end of a 0.800-m-long string, and the other end of the string is tied to a horizontal rod. The string makes a constant angle of 41.8° with the vertical as the ball moves at a constant speed in a horizontal circle. Part A If it takes the ball 1.55 s to complete one revolution, what is the magnitude the radial acceleration of the ball? Express your answer with the appropriate units. arad = Value Units ?