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Circular motion
Page 10
Questions (2,780)
At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. People sit in seats
3 answers
asked by
Jen
1,856 views
ANGULAR SPEED OF A RACE CAR. A race car is driven around a circular track at a constant speed of 180miles per hour. If the
3 answers
asked by
michelle
860 views
In what way is an object moving in a circle always accelerating?(1 point) Responses
A. Its momentum carries it forward. B. Its
4 answers
asked by
Bad Bunny
133 views
a spinning top has a diameter of 10 cm. a point on the outer rim of the top moves through an angle of 8(3.14) radians each
4 answers
asked by
biruk man
530 views
A car travels on a circular banked track of radius 300 m and having a banked angle of 22. What is the minimum time for one
3 answers
asked by
Chimcy
590 views
A stone is attached to the end of an inelastic string and whirled in a circular path of radius 30cm if the stone makes nine
3 answers
asked by
Ajiboye
612 views
A 0.25kg stone tied to a rope is swung to make a circular motion in a vertical plane. If the circle is of radius 300cm, what is
3 answers
asked by
Valentine
849 views
When a body slides along an inclined plane of height 'h' and describes a vertical circle of radius r on reaching the bottom
Ans:h
5 answers
asked by
Thousif
2,439 views
A ball of mass m 0.285 kg swings in a vertical circular path on a string L = 0.810 m long as in the figure below.
a) If its speed
3 answers
asked by
Jack
759 views
A circular track has several concentric rings where people can run at their leisure. Phil runs on the outermost track with
3 answers
asked by
Abby
1,799 views
A train whose speed is 100km/hr rounds a curve whose radius of curvature is 150m what is the acceleration?
3 answers
asked by
Dulce
1,928 views
A high-speed test track for cars has a curved section — an arc of a circle of radius R = 3000 m. The curved section is banked
3 answers
asked by
Jakoby
1,204 views
a 5.0 kg mass attached to the end of a string swings in a vertical circle (radius 2m) when the mass is at its lowest point on
4 answers
asked by
Xian
4,753 views
In Larry Niven’s science fiction novel
Ringworld, a ring of material of radius 1.54 × 1011 m rotates about a star with a
4 answers
asked by
Lynn
2,639 views
For the normal force in the drawing to have the same magnitude at all points on the vertical track, the stunt driver must adjust
2 answers
asked by
Anonymous
678 views
An athlete whirls a 6.6 kg hammer tied to
the end of a 1.2 m chain in a horizontal circle. The hammer moves at the rate of 0.432
3 answers
asked by
Emily
1,419 views
A merry-go-round revolves at a rate of 8.3 rev/min. A child who is seated at the outer edge of the merry-go-round travels at
3 answers
asked by
kenon
2,475 views
A man swings his child in a circle of radius 0.75 m .If the mass of child is 25 kg and the child makes one revolution in 1.5
3 answers
asked by
dafina
588 views
The time in hours it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from
4 answers
asked by
Ty
1,345 views
A car travels in a flat circle of radius R. At a certain instant the velocity of the car is 24 m/s west, and the total
2 answers
asked by
Whitney
1,331 views
A race car is making a U-turn at constant speed. The coefficient of friction between the tires and the track is μs = 1.0. If
3 answers
asked by
HELP!!!!
1,729 views
A banked circular highway curve is designed for traffic moving at 57 km/h. The radius of the curve is 211 m. Traffic is moving
4 answers
asked by
D
1,724 views
An automobile wheel with a 9.00-cm radius and the radius to the rim is 7cm, as shown below, rotates at 2.50 rad/s. How fast does
3 answers
asked by
javane
1,580 views
A spot of paint on a bicycle tire moves in a circular path of radius 0.27 m. When the spot has traveled a linear distance of
3 answers
asked by
aok
1,289 views
the condition of apparent weightlessness for the passengers can be created for a brief instant when a plane flies over the top
4 answers
asked by
Leah- PLEASE HELP!!! :)
2,155 views
A banked circular highway curve is designed for traffic moving at 55 km/h. The radius of the curve is 220 m. Traffic is moving
9 answers
asked by
Vipre
3,520 views
if a spinning amusement-park ride has an angular speed of 1.2 rad/s, what is the centripetal acceleration of a person standing
3 answers
asked by
Luis
774 views
A spring has a force constant of 478 N/m and an unstretched length of 9 cm. one end is attached to a post that is free to rotate
4 answers
asked by
bubba
1,688 views
In an automatic clothes drier, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.39 m), as the drawing
6 answers
asked by
Tasha
1,066 views
find the distance travelled when the final angular velocity is 20rad/s the angular acceleration is 2rad/s^2 and the time of
4 answers
asked by
desalegn
400 views
A stuntman drives a dirt bike on a curved track with a radius of 15.9 m. If he starts from rest and accelerates at 1.54 m/s2, at
3 answers
asked by
Nickelous
343 views
A stone attached to the end of an inelastic string is whirled round insc a circular path of radius20cm if the stone makes15%
4 answers
asked by
Favour johnson
613 views
You swing a 1.40m long string with a metal ball attached to its end in a vertical circle, such that the speed of the ball does
4 answers
asked by
sal
1,666 views
The Moon, which revolves around Earth with a period of about 27.3 d in a nearly circular orbit has a centripetal acceleration of
3 answers
asked by
Quaeme
1,185 views
The rated speed of the highway curve of 200 ft radius is 30 mph. If the coefficient of friction between the tires and the road
5 answers
asked by
20
1,354 views
A mass m = 88 kg slides on a frictionless track that has a drop, followed by a loop-the-loop with radius R = 15.5 m and finally
4 answers
asked by
katie
1,310 views
A child swings a tennis ball attached to a 0.662-m string in a horizontal circle above his head at a rate of 4.50 rev/s.
(a) What
3 answers
asked by
joy
1,154 views
an object of mass 2 kg attached to wire length 5 cm is revolved in a horizontal circle if it makes 60rpm find angular speed
4 answers
asked by
vivek
913 views
A girl on a carousel has a centripetal acceleration of 21.3 m/s2. What is the acceleration of the girl if the carousel's angular
3 answers
asked by
Anonymous
852 views
What is the centripetal acceleration of an automobile driving at 40 km/h on a circular track of radius 20m?
Help ASAP please!!!
3 answers
asked by
Anonymous
1,933 views
Problem 6.08
A highway curve with radius 1000 ft is to be banked so that a car traveling 52.0 mph will not skid sideways even in
2 answers
asked by
Spencer Egolf
1,178 views
A ball is attached to a center post by a string that is 0.382 m long. The ball is moving in a circle on a frictionless table top
3 answers
asked by
Em
586 views
A satellite is in a circular orbit 810 km above the Earth’s surface; i.e., it moves on a circular path under the influence of
3 answers
asked by
Kiara
1,278 views
A racing car travels on a circular track of
radius 399 m, moving with a constant linear speed of 40.5 m/s. Find its angular
3 answers
asked by
Amanda Om
2,179 views
I don't completely understand what this question is asking:
Three people are standing on a horizontally rotating platform in an
4 answers
asked by
Todd
2,395 views
a 200 g object is attached to a 1.5 m long string is whirled around a horizontal force at a speed of 6 m/s. determine the
3 answers
asked by
yel
1,167 views
a revolving light is located at 5 km from a straight shoreline with a constant angular velocity. what velocity does the light
3 answers
asked by
dinesh
1,326 views
Your instructor rides on a merry-go-round turning at a constant rate. In which direction does the net force on your instructor
3 answers
asked by
anonymous
649 views
Estimate the force a person must exert on a string attached to a 0.200 kg ball to make the ball revolve in a circle when the
3 answers
asked by
John
1,313 views
A car rounds a curve with a radius of 25 m at a speed 30 m/s. What is the centripetal acceleration of the car?
4 answers
asked by
Alison
1,918 views
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Acceleration
Centripetal Force
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