A speed skater increases her speed form 10 m/s to 12.5 m/s over a period of 3 seconds while coming out of a curve of 20 m radius. What are the magnitudes of her radial, tangential and total accelerations as she leaves the curve?

Q: This figure (lal = 16.5 m/s?) represents the total acceleration of a particle moving clockwise in a…

A: Given, Total acceleration 16.5 m/s2  and radius is 1.70 m

Q: The formula v = 0.03 t can be used to calculate the tangential acceleration of an automobile moving…

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Q: Tangential speed is measured in units of ? choose all that apply.   A. mph   B. Rotation per…

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Q: The earth has a radius of 6380 km and turns around once on its axis in 24 h. (a) What is the radial…

A: Given: Radius of earth, R=6380 km=6380×103 m Time, T=24 hours=24 h×3600 s1 h=86400 s a) Radial…

Q: A speed skater increases her speed from 10 m/s to 12.5 m/s over a period of 3 s while coming out of…

A: The tangential acceleration is, The radial acceleration is,

Q: a particle is moving at constant speed in a circular orbit of radius of the object shown in the…

A: Given,The circular orbit of radius, R=0.5 mAngular velocity relative to point A, ω=0.4 rad/sRelation…

Q: A new car is tested on a 280-m-diameter track. If the car speeds up at a steady 1.5 m/s^2 , how…

A: The solution is given below

Q: A Motorcycle starts from rest at t=0s on a circular track of 400 m radius. The tangential component…

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Q: What is the maximum tangential acceleration a, of a point on the wheel a distance R = 1.17 m from…

A: Given: ωo=1.17 rad/sω(t)=ωotan-1(c+bt2)c=1.5574 and b=5.21 s-2

Q: An automobile moves on a circular track of radius 1.02 km. It starts from rest from the point (x, y…

A:

Q: A particle moves in a circular path of radius R =2 m. At some instant of time, its total…

A: Given:-     Radius R=2m     a→=20m/s2        θ=30°        at=tangetial acceleration…

Q: An ultracentrifuge accelerates from rest to 9.97 x 10° rpm in 1.99 min. What is its angular…

A:

Q: In the right hand rule, your thumb tells you the direction of Select one: a. angular velocity b.…

A: Angular velocity is a vector quantity that requires direction and magnitude. The direction of…

Q: For the particle below, find it's (a) radial acceleration (b) tangential acceleration. (C) If it is…

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Q: The earth’s radius is about 4000 miles. Kampala, the capital of Uganda, and Singapore are both…

A:

Q: A cyclist on a circular track is travelling at 20 ft/sec. His speed in the tangential direction…

A: Given data: Velocity of the cyclist, V=20 ft/s Acceleration in the tangential direction, at=4 ft/s2…

Q: . If the tangential velocity of an object moving along a circular path is doubled, then centripetal…

A: Since you have asked multiple questions, we will solve the first one for you. In case you need an…

Q: 80 m 40 m A race track is constructed such that two arcs of radius 80 m at A and 40 m at 8 are…

A:

Q: A propeller blade at rest starts to rotate from t = 0 s to t = 5.0 s with a tangential acceleration…

A: Given: The tangential acceleration of the tip of the blade = 3.00 m/s2,           the tip of the…

Q: 1. A stopwatch starts while race car travels at 7 m/s from the pit area and accelerates at a uniform…

A:

Q: A bug is sitting on the rim of a garden hose reel at radius 0.33 m from the axis of rotation. A…

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Q: = The bee is travelling from point A to point B in a parabolic path shown in the figure. If its…

A: When acceleration varies according to time then velocity can be find out as a=dvdtdv=adt∫dv…

Q: Consider a bike gear such as the two shown. Let's consider a gear that has a radius of 15…

A: Given: The radius of the gear is 15 cm. The speed of the gear is 4.9 m/s constant.

Q: This figure (Ja| = 11.5 m/s-) represents the total acceleration of a particle moving clockwise in a…

A:

Q: 1) A stopwatch starts while race car travels at 9 m/s from the pit area and accelerates at a uniform…

A:

Q: A ferries wheel with radius 20 m which rotates counterclockwise is just starting up. At a given…

A:

Q: A particle undergoes uniform motion. the speed of the particle is 10.0m/s. and the radius of its…

A: Given data: The speed of the particle is v=10.0 m/s. The radius of the circular path is R=3.20 m.…

Q: This figure (Ja| = 24.0 m/s2) represents the total acceleration of a particle moving clockwise in a…

A:

Q: A jet fighter pilot flying at 300 m/s makes a turn with a radius of 1.5 km. Determine the radial…

A: speed = 300 m/s Radius = 1.5 km = 1500 m Radial acceleration = V2 / R  = (300)2 / 1500  = 90000/1500…

Q: 1. A wind turbine is rotating at 31 rev/min. How fast (in m/s) is a point on the blade is moving…

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Q: A particle moves in a circular path of radius R = 2 m. At some instant of time, its total…

A: This question is based on Circular Motion topic. We need to have knowledge of acceleration in…

Q: This figure (lal = 23.5 m/s) represents the total acceleration of a particle moving clockwise in a…

A: Given data The total acceleration of the particle is: a = 23.5 m/s2 The circle's radius is: r = 4.20…

Q: If the tangential velocity of an object moving along a circular path is doubled, then centripetal…

A: Given data:  Tangential velocity is doubled v' = 2v Required: New centripetal acceleration

Q: A point on the rim of a rotating flywheel changes its speed from 1.5 m/s to 9 m/s while it moves 60…

A:

Q: A particle moves in a circular path of radius R = 2 m. At some instant of time, its total…

A: Given data:  Acceleration (a) = 20 m/s2 Angle with the radius (θ) = 30° Required: Tangential…

Q: A flat go-kart track consists of two straightways 100 m long with semicircular ends which have a…

A: We can find tangential acceleration by using basic equations of kinematics ,

Q: 12. The tangential acceleration of the truck has a magnitude of A. 0.490 m/. B. 0.700 m/. c 204 m/ .…

A:

Q: rotating disk is initially spinning at w = 6rev / s , slows down and stops in 19.7 . What is the…

A: Given values:- Initial angular velocity,(ω0)=6 rev/sec -----(1) Time of stop,(t)=19.7 sec ----(2)…

Q: 1. A stopwatch starts while race car travels at 7 m/s from the pit area and accelerates at a uniform…

A: “Since you have asked multiple questions, we will solve the first question for you. If youwant any…

Q: 2. A car has the maximum centripetal acceleration 10 m/s?, so the car can turn without skidding out…

A: Centripetal acceleration is the acceleration of a body traversing a circular path. The direction of…

Q: 26° tB=3.84 sec %3D 36° A LA=3.64 sec %3D

A: When a particle moves in a circular path, its velocity vector is always tangent to the path of the…

Q: 1) why tangential acceleration 1.2 m/s^2 ??? ( if given rate increasing a that means that is…

A: Tangential acceleration is rate of change of tangential speed. If speed is increasing at the rate of…

Q: A flywheel rotates with constant angular velocity. Does a point on its rim have a tangential…

A: The flywheel has constant angular velocity, therefore it has net zero angular acceleration.…

Q: A jet fighter pilot flying at 300 m/s makes a turn with a radius of 1.5 km. Determine the radial…

A: ....

Q: An ultracentrifuge accelerates from rest to 9.93 × 10° rpm in 1.87 min. What is its angular…

A: wo = 0 rad/secw = 993000 rpm  = 103986.7 rad/sect = 1.87 min  = 112.2 sec

Q: A particle is moving along a circular path of radius 1.5 m and has an angular velocity of 10 rad/s.…

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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.