Margielyn Sakalam. Margielyn moves along a frictionless curved ski-jump ramp as shown in the figure below. What of the following statement/s is/are TRUE regarding its radial and tangential accelerations at points A and B? direction of motion В А I. Radial acceleration at point A is downwards. II. Tangential acceleration at point A is pointed to the left. III. Radial acceleration in point B is pointed inwards of the concave. IV. Tangential acceleration in point B is pointed anti-parallel to its motion. Il and III only. IIII and IV only. I, II, III and IV only. I and III only.

Margielyn Sakalam. Margielyn moves along a frictionless curved ski-jump ramp as shown in the figure below. What of the following statement/s is/are TRUE regarding its radial and tangential accelerations at points A and B? direction of motion В А I. Radial acceleration at point A is downwards. II. Tangential acceleration at point A is pointed to the left. III. Radial acceleration in point B is pointed inwards of the concave. IV. Tangential acceleration in point B is pointed anti-parallel to its motion. Il and III only. IIII and IV only. I, II, III and IV only. I and III only.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Related questions

Q: A ferris wheel with a radius of 100.0 m. Each of the sixty gondolas on the wheel takes 2.00 minute…

Q: A 1000-kg car is revolving uniformly in a horizontal circle of radius 10 m with a speed of 0.5 m/s,…

A: When a body move in a circular path with constant speed then its direction changes continuous. Due…

Q: ladybug is placed on a rotating turntable. she travels in a circle and is 10 m from the axis of…

Q: A toy plane is connected to a string. You hold the free end of the string and whirl the plane…

A: A toy plane is whirled in a horizontal circle such that it performs uniform circular motion. To find…

Q: As a rollercoaster passes the bottommost point in a loop, an accelerometer records an acceleration…

A: Given,The recorded acceleration, The speed of the car,The deacceleration, The radial acceleration,

Q: ou are riding a galloping horse around a circular track at a constant speed. Does the horse's…

Q: Modern roller coasters have vertical loops like the one shown in the figure. frimum B C Imasimum A…

Q: It takes a time t = 0.59 s for a record to revolve on a record player once. A particular point on…

A: The objective of the question is to find the radius at which the needle is in contact with the…

Q: 3. A 900 kg car drives over a brige in the shape of a circular arc with radius 40 m. The car moves…

Q: a 2000 kg car rounds a flat curve of radius=60m at a velocity of 9m/s a. what centripetal force…

A: Mass of car = 2000 kg Radius of curve = 60 m Velocity = 9 m/s

Q: Given: The train engine at E has a speed of 20 m/s and an acceleration of 14 m/s² acting at v = 20…

A: Given: Engine speed, v=20 m/s Engine's acceleration, a=14 m/s2 Finding engine's increasing speed…

Q: A car moving at a speed of 12.0 m/s encounters a bump in the road that has a circular cross-section…

Q: A father fashions a swing for his children out of a long rope that he fastens to the limb of a tall…

A: The tangential speed at the bottom of the swing is, v=9.85 m/s The radius of the swing's circular…

Q: A fast pitch softball player does a “windmill” pitch, illustrated is shown, moving her hand through…

A: Speed of the ball, v = 70 mph = 31.29 m/s Radius of the circular motion (r ) = Distance from the…

Q: A car moving at a speed of 8.0 m/s encounters a bump that has a circular cross-section with a radius…

A: Centripetal acceleration of an object is given by,ar=v2r......(1)where, ar is centriptetal…

Q: Suppose a NASCAR race car rounds one end of the Martinsville Speedway. This end of the track is a…

A: Radius of track (r) = 57 m Constant speed (v) = 29.5 ms

Q: 4. In the small arc (radius 10 m), you enter the turn at 13 m/s, and slow down uniformly to 7 m/s…

Q: An airplane traveling at an altitude of 2000 m and with a velocity of 200 m/s drops a package.…

Q: 15. A person is on a horizontal rotating platform at a distance of 4.3 m from its centre. This…

Q: a space station has an outer radius of 140 m. The station rotates so that the occupants at X at the…

A: Concept: The Formula for Centripetal acceleration is ac=v2rAnd We know,velocity=distance time…

Q: 10. A car goes around a curve of radius Rat a speed V. It experiences a centripetal acceleration A.…

A: The centripetal acceleration of a car moving around a curve of radius R at a speed V is given by…

Q: ac 2 V R F.=mac A vinyl "record" with a diameter of 0.3 m is spinning at a rate of 1 m/s. a) What…

Q: Mary and her younger brother Alex decide to ride the 17 ft diameter carousel at the State Fair. Mary…

A: Write the given values with the suitable variables. rM=7 ftrA=6 ft Here, rM and rA are the distance…

Q: Imagine you are on an amusement park and on a train ride. At some point the train ride follows a…

A: The expression for the centripetal acceleration is

Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

100%

Margielyn Sakalam. Margielyn moves along a frictionless curved ski-jump ramp as shown in the figure below. What of the following statement/s is/are TRUE
regarding its radial and tangential accelerations at points A and B?
direction
of motion
A
I. Radial acceleration at point A is downwards.
II. Tangential acceleration at point A is pointed to the left.
III. Radial acceleration in point B is pointed inwards of the concave.
IV. Tangential acceleration in point B is pointed anti-parallel to its motion.
Il and III only.
III and IV only.
I, II, III and IV only.
I and III only.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A ball thrown into the air by a child follows a parabolic path.The ball is 3.84 feet off the groundwhen the child releases the ball, and reaches a maximum height of 7.84 feet when it is at ahorizontal distance of 5 feet from the child. Draw a picture representing the situation. Make sure to label what you know. Determine the equation of the function representing the situation. Determine how far from the child the ball will be when it hits the ground.
I Review i Two satellites are in circular orbits around a planet that has radius 9.00 × 10° m. One satellite has mass 68.0 kg, orbital radius 6.00x107 m, and orbital speed 4800 m/s. The second satellite has mass 84.0 kg and orbital radius 5.00x107 m. Part A What is the orbital speed of this second satellite? Express your answer to three significant figures and include the appropriate units. HẢ ? V = Value Units Submit Request Answer
A ball having a mass of 5.2 kg is swinging at the end of a cord in a vertical circle of radius 2 m at 5 rev/s. What is the tension in the cord when the ball is a. at the level of the center? b. At the bottom of the vertical circle?
# 16. The frequency of a merry go round is 5 times per minute. What is the tangential velocity of the merry go round if it has a radius of 20.0 meters? a. 3.00 m/s b. .050 m/s c. 10.5 m/s d. 6.28 m/s #17. The frequency of a merry go round is 5 times per minute, and it has a radius of 20.0 meters. What is the angular velocity of the merry go round in degrees per second? a. 18.0 degrees/s b. .050 degrees/s c. 30.0 degrees/s d. 60.0 degrees/s
2. At a sharp horizontal circular turn a train slows down going from 90.0 km/h to 50.0 km/h in the 15.0 s it takes to round the bend. The radius of the curve is 150 m. Assume the train continues to slow down at the same rate. At the moment the train speed reaches 50.0 km/h calculate: the magnitude and direction of the tangential acceleration. the radial acceleration (magnitude and direction). the magnitude and direction of the total acceleration. (a)
A car on a highway is heading toward a cloverleaf interchange with a circular curvature or Radius=50 m, traveling at a steady speed of 14m/s. A) determine the position and velocity of the vehicle at points A and B. B) determine the vector components and direction of the average acceleration during the trip from a to b. Include a sketch of the vector showing it's orientation. SPeciffy the direction between -180 degrees and 180 degrees as measured from the +x axis.
1. A stopwatch starts while race car travels at 13 m/s from the pit area and accelerates at a uniform rate to a speed of 37 m/s in 5 s moving on a circular track of radius 548 m. Assuming constant tangential acceleration, find (a) the tangential acceleration, and (b) the radial acceleration,at the instant when the speed is v=7 Once you have both of those…. find the magnitude of a at any moment a= 2. A stopwatch starts while race car travels at 5 m/s from the pit area and accelerates at a uniform rate to a speed of 23 m/s in 16 s moving on a circular track of radius 466 m. Assuming constant tangential acceleration, find (a) the tangential acceleration, and (b) the radial acceleration,at the instant when the speed is v=15 Once you have both of those …. find the magnitude of a at any moment a= 3. A stopwatch starts while race car travels at 7.0 m/s from the pit area and accelerates at a uniform rate to a speed of 22 m/s in 3 s moving on a circular track of radius 491 m. Assuming constant…
V a. R %3D If the speed of a circularly moving object doubled, the centripetal acceleration of that object would 1) increase by a factor of two (2) 2) decrease by a factor of four (4) 3) remain constant 4) increase by a factor of four (4) 5) decrease by a factor of two (2)
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^2
Hello, Can someone please show how to solve this problem? Thanks
At takeoff, a commercial jet has a speed of 68 m/s. Its tires have a diameter of 0.88 m. a. At how many rev/min are the tires rotating? b. What is the centripetal acceleration at the edge of the tire in m/s2 c. With what force must a deterimned 1.15 * 10-15 kg bacetrium cling to the rim in N? d. Take the ratio of this force to the bacterium's weight
A ball having a mass of 2.27 kg is swinging at the end of a cord in a vertical circle of radius 0.6 m at 2 rev/s. What is the tension in the cord when the ball is a. at the level of the center? b. At the bottom of the vertical circle?