Question
3 A skater increases her speed uniformly from
2.0 meters
second to 7.0 meters
second
per
per
over a distance of 12 meters. The magnitude of
her acceleration as she travels this 12 meters is
(1) 1.9 m/s2
(2) 2.2 m/s2
(3) 2.4 m/s2
(4) 3.8 m/s
Expand
Transcribed Image Text

3 A skater increases her speed uniformly from 2.0 meters second to 7.0 meters second per per over a distance of 12 meters. The magnitude of her acceleration as she travels this 12 meters is (1) 1.9 m/s2 (2) 2.2 m/s2 (3) 2.4 m/s2 (4) 3.8 m/s

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Related Physics Q&A

Find answers to questions asked by students like you.

Q: 7. You are working during your summer break as an amusement CR park ride operator. The ride you are ...

A: (a)The figure shows the free body diagram for the given case

Q: please quicly

A: According to the Gauss law, the expression for the electric field is given by,

Q: if a 33 g object has a volume of 47 cm3, would you expect it to sink or float in water ? Why?

A: Given:Mass of the object = 33 gVolume of the object = 47 cm3

Q: Physics Question

A: (a)Write the expression for angular acceleration.

Q: A transformer has 300 turns on its secondary and 100 turns on its primary. The primary is connected ...

A: (a). the output voltage in the secondary coil is

Q: 6 What velocity is needed for your car to negotiate a 100-meter radius curve banked at a 20.0° angle...

A: Velocity is given by,

Q: In 1990 Walter Arfeuille of Belgium lifted a 281.5-kg object through a distance of 17.1 cm using onl...

A: (a) Work done is given by,

Q: What is the magnitude of the magnetic force on a charged particle ( Q = 5.0 p C) moving with a speed...

A: Given:Charge on the particle, Q = 5 uCSpeed of the particle, v = 80 km/sMagnetic field, Bx = 5 TBy =...

Q: A differential equation describing the height h of a fluid level in a cylindrical tank of the radius...

A: Given information:The differential equation of height “h” in a cylindrical tank:

Q: A person walks 24.0° north of east for 2.40 km. How far due north and how far due east would she hav...

A: Consider the diagram below, which represents the situation given in the question.

Q: For a body moving in the x-direction. In which of the following force vs timediagrams is the impulse...

A: The body Force vs time graph is given for four different situations where the body is moving in the ...

Q: 28.64     The long straight wire AB shown in Fig. P28.64 carries a current of 14.0 A.  The rectangul...

A: Click to see the answer

Q: a motorist drives south at 20.0 m/s for 3.00min, then turns west and travels at 25.0 m/s for 2.00 mi...

A: a)The total vector displacement is,

Q: 3. A rocket lifts off its launching pad with a vertical velocity of 20. m/s and horizontal velocity ...

A: The magnitude of the resultant velocity is,

Q: Consider an object of mass m = 4 kg on a frictionless table. The object experiences a repulsive forc...

A: Given:Mass of the object, m = 4 kgRepulsive force, F = a/x2 + b/x

Q: The magnitude of vector A is 33.0 units and points in the direction 335° counterclockwise from the p...

A: Projections of vector A on x and y axis gives the components of the vector A. Schematic diagram that...

Q: A swimming pool reactor produces a flux of 3x1016 thermal neutrons m-2 s-1 at 1 m from the reactor c...

A: Flux damping can be calculated as follows,

Q: An object, with mass 94 kg and speed 19 m/s relative to an observer, explodes into two pieces, one 5...

A: the big piece will have a mass of 5/6th that of the object.

Q: A straight wire produces magnetic field of 1 micro Tesla at a distance 2m. How much current is passi...

A: Click to see the answer

Q: N3T.2 An object's x-acceleration a (t) is shown in the boxed graph at the top left. Which of the oth...

A: In graph D, the velocity is a function is linear and has a negative slope which would not be integra...

Q: Calculate the x-component and the y-component (in m) of the vector with magnitude 16.0 m and directi...

A: The x component and y component of the vector is ,

Q: A wheel 33 cm in diameter accelerates uniformly from 245 rpm to 380 rpm in 6.4 s. How far will a poi...

A: Radius of the wheel,

Q: A cylinder of radius 1.84 cm1.84 cm and a spherical shell of radius 9.47 cm9.47 cm are rolling witho...

A: Total kinetic energy of the rolling cylinder is,

Q: Two different balls are rolled (without slipping) toward a common finish line. Their angular speeds ...

A: Given information:Radius of the first ball (R1) = 0.0713 mDistance from which it starts (D1) = 9.02 ...

Q: A uniform meterstick is in static rotational equilibrium when a mass of 220 g is suspended from the ...

A: Given,

Q: 10.0 kg and m2 Two packing crates of masses m = 7.30 kg are connected by a light string that passes ...

A: Here, the figure shows two packing crates of masses m1 and m2 are connected by a crate lies on a smo...

Q: Let us assume that two objects with masses m1 and m2 are moving with velocities v1 and v2 along the ...

A: Consider m1 to be moving in the +ve x-direction and m2 in the –ve x-direction. Thus the velocity of ...

Q: 21. As the angle between two concurrent forces decreases from 180°, their resultant (3) remains the ...

A: Resultant force is given by,

Q: The centers of gravity of the three trucks parked on a hill are shown by the star. Which truck will ...

A: The normal force and frictional force acting on all the three trucks will be the same.The position o...

Q: Before the drawbridge starts to open, it is perfectly level with the ground. The dancer is standing ...

A: Before the drawbridge starts to open, there is no tendency of motion of the dancer relative to the b...

Q: Constants Periodic Table Your car's fan belt turns a pulley at 3.40 rev/s . When you step on the gas...

A: Click to see the answer

Q: A rocket is launched straight up with constant acceleration. Four seconds after liftoff, a bolt fall...

A: The speed of the rocket after 4 second is

Q: A figure skater glides along a circular path of radius 5.10 m. If she coasts around one half of the ...

A: a)Radius of the circle, R is 5.10 m (given).Distance, d covered by her is same as the half of the ci...

Q: What has more kinetic energy: a 500g cream pie flying at 15m/s or a 5kg bowling ball traveling at 5m...

A: Given information:

Q: What is Archimedes Principle using words?or in words?

A: Archimedes principle deals with the force acting on an immersed body in fluid. In other words, the f...

Q: 36. A truck is moving with S constant acceleration a up a hil that makes an angle with the horizonta...

A: The free body diagram for the truck moving uphill is as follows

Q: 13.

A: Let the two bodies are electrically neutral before rubbing. Let q1 be the charge accumulated on firs...

Q: The figure shows a uniform, 3.0-T magnetic field that is normal to the plane of a conducting, circul...

A: Click to see the answer

Q: A uniform horizontal shelf of width L and mass m is held to a wall by a frictonless hinge and by a s...

A: The below figure represents the a uniform horizontal shelf of width L and mass m is held to a wall b...

Q: A wind turbine is initially spinning at a constant angular speed. As the wind's strength gradually i...

A: Consider the initial angular speed of the turbine be ω0, the final angular speed of the turbine be ω...

Q: Everyone's favorite flying sport disk can be approximated as the combination of a thin outer hoop an...

A: Click to see the answer