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- Can you solve number two2 A new car is tested on a 250-m-diameter track. W S X ommand # 3 So E D C $ 4 888 R F % 5 V T G 6 ▼ Part A B If the car speeds up at a steady 1.4 m/s², how long after starting is the magnitude of its centripetal acceleration equal to the tangential acceleration? Express your answer with the appropriate units. Provide Feedback At= Value MacBook Air 320 Y Submit Request Answer H & o 7 N HÅ 329 U 8 J → W M Units ( 9 K MOSISO DD ? O O L 1- command P { option + ? 1 1 Review Next > delete retuYou're out in space, on a rotating wheel-shaped space station of radius 1426 m. You feel planted firmly on the floor due to artificial gravity. The gravity you experience is Earth-normal, that is, g = 9.81 m/s^2. How fast is the space station rotating in order to produce this much artificial gravity? Express your answer in revolutions per minute (rpm). 0.083 rpm 118.3 rpm 0.554 rpm 0.792 rpm
- - 46 and R4 = 24 For the following configuration, V,=44 V, R, =2 k2, R2=9, R3 = k2. Vo = ... V R2 R1 R3 R4 السؤال 11 من 18 >« يقوم الانتقال إلى سؤال آخر بحفظ هذا الرد3. A satellite is launched from the surface of the earth at the initial speed of 8 km/s. How high will it go before it stops and starts falling back to the earth?How did you know the magnitude of this acceleration is 9.8 m/s29.8 m/s2?
- A 2kg toy is moving in a circle of radius 2.5 m with a speed of 3m/s.Calculate the centripetal acceleration of the toy? choose one correct answer with the correct units. A. 3.6 m/s^2 B. 1.2 m/s^2 C. 3.6 m/s D. 0.833 m/s^235 2bAfter losing control, a hot air balloon is adrift on the wind, and travels north for 4.1 km. the wind shifts and blows the balloon south for 10.8 km. After one more shift, it blows North for another 11.1 km. What is the magnitude of the resulatant displacement of the hot air balloon?
- A 1500 kg racecar goes at a constant speed of 96 km/h round a curved section of track that has a radius of 80 m. 1. What is the speed of the car in m/s? 2. What is the car’s centripetal acceleration? 3. What is the centripetal force acting on the car?- 4.0j A particle goes through uniform circular motion. At one instant, it is at the xy coordinates (-2.0 m, 3.0 m), has velocity = m/s, and has acceleration = 2.01 m/s². What is the x coordinate (m) of the center of the circle? O 06 O 11 04 O-5 O-6 08 005. Calculate the magnitude of he gravity acceleration on the surface of the moon, ignore the gravity effect of he earth, the moon has a mean radius of 1948 km and a mass of 7.58 X 10 22 kg. Ans. 1.332 m/sec²