A 50 kN car is moving round a circular curve. If impact factor is 0.3, compute the centripetal force in kN. a. 16 b. 18 c. 15 d. 17
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- QUESTION 1 You swing a mass at the end of a sting in a vertical circle such that the string remains taut at all times. Which of the following forces is the centripetal force acting on the mass when it is at the bottom of the circular trajectory? a. the force of gravity b. the tension in the string c. the vector sum of the force of gravity and the tension d. a force other than the force of gravity and the tension QUESTION 2 A scale with a mass is placed inside an elevator. The scale reading will be the same when the elevator is moving at a constant velocity as when it is stopped. True False8. How is it possible that a body moves at a constant speed and is still in accelerating motion? 9. When a car is going around a circular track with constant speed, what provides the centripetal force necessary for circular motion?See attachment
- 5. Determine the source of centripetal force in the following examples. a. Earth orbiting around the sun. b. Car moving along a circular track. c. Bucket attached to a rope, spun in a horizontal circle.3. The wheel of fortune is 2.6 meters in diameter. A contestant gives the wheel an initial velocity of 2 m/s. Calculate the centripetal acceleration and force that a 8kg mass would have.Question 8 A car is travelling into an unbanked turn with radius of 11.0 m. The coefficient friction is 1.4. What is the maximum speed the car can travel and still be able to maintain a circular path? Answer in m/s to one decimal place. Your Answer: Answer Question 9 A ball on the end of a string is swung in a vertical circle. The length of the string is 0.4 m. What is the minimum speed required to maintain the circular motion? Answer in m/s to one decimal place. Your Answer: Answer units
- A 0.05 kg golf ball moves in a circle with a radius of 2.3 m at a constant speed of 4 m/s. The centripetal acceleration is m/s². 201²You are speeding around a turn of radius 30.0 m at a constant speed of 15.0 m/s. Assuming your mass is 75.0 kg, what is the centripetal force on your body? Express your answer in newtons.A 1000 kg race car is traveling at 60 m/s around a curved section of track that has a radius of 300 m. a) what is the cars centripetal acceleration? b)