Question
I. Constant 12 Incrosing C. Decrosing D, 2 cro
as frewiom cicular motion, the dinction of velocity changes because of.
- Paturintial atocleration 12, Centrijetal force
- 1A ancleration in uniferm circular motion is directed:
A. Tappontial to the cincle
is. Ine enverone acting on an object in uniform cincular motion is called:
A. Centrifual force
B. Cifanifational forme
C. Incria
D. Gravity
- Contringsal force
- The prive of an ofject in uniform circular motion is:
B. Giran
in tuniform circu
plete one revolution
A. The time to complete one
- Inioh of the followine quantiti D. The force acting on the object
B. The distance covered in one second
ies remains constant in uniform circular motion?
S. Volrcie
- In uniform cir B, simus
C. Aevelcration
D. Centripetal foriso
A. Nanlits of the circle
- The dircution of centrintal acceleration is:
D. Frictional
,he the ecneripetal fonce is proportional to:
- Towients the enepter of the circle
C. Nong the tangent to the circle
E. If the radius of a circular puth is hahiod Parallel to the velocity
B. Aluay from the center of the ciryle
Parallel to the velocity
A. llahes
- Doubles
C. Quadruples
C. Inverse of the velocity
1).
What provides the centrinctal forme for a D. Remains the same
moving around a curve?
d. Gravio
B. Prietion between the tires and the road
C. The engine force
D. Air resistance
A sarellite in circular orbit is hept in motion by:
A. Gravizational force
B. Magnctic force
C. Frictional force
D. Centrifugal
as frewiom cicular motion, the dinction of velocity changes because of.
A. Tappontial to the cincle
is. Ine enverone acting on an object in uniform cincular motion is called:
A. Centrifual force
B. Cifanifational forme
C. Incria
D. Gravity
B. Giran
in tuniform circu
plete one revolution
A. The time to complete one
B. The distance covered in one second
ies remains constant in uniform circular motion?
S. Volrcie
C. Aevelcration
D. Centripetal foriso
A. Nanlits of the circle
D. Frictional
,he the ecneripetal fonce is proportional to:
C. Nong the tangent to the circle
E. If the radius of a circular puth is hahiod Parallel to the velocity
B. Aluay from the center of the ciryle
Parallel to the velocity
A. llahes
C. Quadruples
C. Inverse of the velocity
1).
moving around a curve?
d. Gravio
B. Prietion between the tires and the road
C. The engine force
D. Air resistance
A. Gravizational force
B. Magnctic force
C. Frictional force
D. Centrifugal
Ask by Hampton Chandler. in Ethiopia
Jan 24,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
In uniform circular motion, the direction of velocity changes due to centripetal force. The centripetal acceleration is always directed towards the center of the circle. The force that keeps an object moving in a circular path is called centripetal force. For a car turning, friction between the tires and the road provides the necessary centripetal force. A satellite in orbit is kept in motion by gravitational force. If the radius of the circular path is halved, the required centripetal force doubles. In uniform circular motion, the speed remains constant, while the velocity changes. The centripetal acceleration is always directed towards the center of the circular path.
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The Deep Dive
Did you know that the concept of uniform circular motion has been a topic of fascination since ancient times? The Greeks, particularly Aristotle, pondered the motion of celestial bodies, but it wasn’t until Newton came along with his laws of motion and gravitation that we truly began to understand the forces at play. Today, we can thank this foundational knowledge for everything from satellites orbiting Earth to the roller coasters we ride at amusement parks!
When it comes to real-world applications, uniform circular motion is everywhere! Think about the way cars navigate curves on highways. The friction between the tires and the roadway provides the centripetal force needed to keep the vehicle moving in a circular path. Likewise, satellites rely on gravitational forces to maintain their orbits around planets. So, the next time you see a satellite or experience a thrilling ride, remember: physics is in play, keeping everything spinning smoothly!
