In circular motion, the centripetal acceleration vector is always pointing in which direction?   the direction of the object's motion.   towards the center of the object's circular path   the tangent of the object's path   the direction opposite the object's motion

Q: The rotor of an ultracentrifuge rotates at a frequency of 50,000 rpm. A particle at the top of the…

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Q: An object is moving in a circular path at a constant rate      What is the direction of the…

A: Given data: Object moving in uniform circular motion Required: The direction of velocity and…

Q: A ball rolls along flat ground with a speed of 5.7 m/s when it encounters a hill. What vertical…

A: When the ball is encountered a hill then an constant acceleration of gravity act on the object so…

Q: A stone tied to the end of a string 80 cm long is whirled in a horizontal circle with a constant…

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Q: A ball rolls along flat ground with a speed of 7.5 m/s when it encounters a hill. What vertical…

A: The speed of the ball at the bottom of the hill,

Q: A ball is thrown horizontally at 10.0 m/s from the top of a hill. It falls to the ground 32 m from…

A: speed of the ball is 10.0m/s, ground to base of the hill distance is 32m, time has to be found, so…

Q: A stone tied to the end of a string 80cm long is whirled in a horizontal circle with a constant…

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Q: A particle is launched, from O(0,0) at a speed of 30m/s at an angle of 30°. The time taken by the…

A: For a projectile  ax  = 0 ay = -g = -9.8 m/s2

Q: A car drives around a circular track of diameter 126 m at a constant speed of 31.9 m/s. During the…

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Q: A cat leaps to catch a bird. If the cat's jump was at 60.0° off the ground and its initial velocity…

A: Given data The initial speed is u=6.56 m/s The angle of projection is θ=6.56 m/s   The highest point…

Q: the Moon goes around the Earth in 27.3 days, in a nearly circular orbit with a radius of 3.8 x 10^5…

A: Given data: Radius of circular orbit r = 3.8×105 km = 3.8×108 m Time taken to complete one…

Q: A rock is projected from the edge of the top of a building with an initial velocity of 12.2 m/s at…

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Q: A car drives around a circular track of diameter 57 m at a constant speed of 49.9 m/s. During the…

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Q: A car drives around a circular track of diameter 159 m at a constant speed of 33.1 m/s. During the…

A: Answer the following question is

Q: A projectile initially is travelling a 58.8 m/s, 30°. At some time later, it is traveling at 64.2…

A: Intial Velocity (u) = 58.8 m/s  Angle is 30°  At certain instant it is traveling at 64.2 m/s

Q: A projectile is launched and moves in its parabolic path. At what point along its path are the…

A: To tell which point on the parabolic path velocity and acceleration vectors perpendicular to each…

Q: An airplane moving horizontally with a speed of 150 m/s at a height of 1960 m. A bomb is dropped…

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Q: a car drive around a circular track of dia. the time it takes the car to travel 205 de

A: Since the linear velocity is constant, the angular acceleration will be zero, but the centripetal…

Q: A vehicle is moving along a circular road which is inclined to horizontal at 10°. The maximum…

A: The angle of inclination is 10o . Maximum velocity is V = 36 km/hr Therefore, V = 36  x 5/18  m/s V…

Q: A car drives around a circular track of diameter 130 m at a constant speed of 49.5 m/s. During the…

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Q: 8. An object fired from the ground at an angle of 35 degrees above the horizontal takes 1.5 seconds…

A: The velocity with which object was launched. given,   Angle of projectionθ=35otime takent to cover…

Q: You launch a projectile toward a tall building, from a position on the ground 21.9 m away from the…

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Q: A projectile is launched at 4.5 m/s at an angle of 250.  Where is the projectile located at the…

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Q: A boy tosses a ball into the air so it follows the 2-D parabolic curve in x and y as shown in the…

A: Let  vo be the initial velocity and @ be the angle made by initial velocity along horizontal…

Q: is thrown at an angle of 30 degrees relative to the horizontal direction. If its horizontal speed is…

A: Given Initial horizontal speed ux  = 10 m/s  Angle of projection= 300

Q: The hole on a level, elevated golf green is a horizontal distance of 155 meters from the tee and at…

A: if you find any doubt, please mention in the comments.

Q: A ball swings in a vertical circle at the end of a rope 1.50 m long. When the ball is 36.9° past the…

A: Part (a) Given: The length of rope is L=1.50 m. The angle made by the rope with vertical is…

Q: A boy tosses a ball into the air so it follows the 2-D parabolic curve in x and y as shown in the…

A: The horizontal component of ball for the entire projectile motion is same. In case of vertical…

Q: You launch a projectile toward a tall building, from a position on the ground 21.9 m away from the…

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Q: A brick is thrown at an angle of 30 degrees relative to the horizontal direction. If its horizontal…

A: Given Angle of projection is given as θ=30° Horizontal speed of the brick is ux=10 m/s   We have to…

Q: A stone was thrown with a velocity of 28 m/s with an inclination of 30° from the horizontal, after 3…

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Q: An object thrown from a height of 2 m above the ground follows a parabolic path until the object…

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Q: During uniform circular motion, there must always be centripetal acceleration. However, by…

A: In a uniform circular motion, an object moves in a circular path with constant speed. When an object…

Q: ball is launched straight up and then falls straight back down to the ground. Which of the following…

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Q: You are kicking a ball at an angle from the ground of 35 degrees at 10m/S. How long does the ball…

A: in the above example the motion of ball is in projectile motion Given initial speed of projectile…

Q: A car drives around a circular track of diameter 186 m at a constant speed of 47.0 m/s. During the…

A: diameter = 186 mradius = 1862 m r = 93 m initial speed = 47 msturn taken = 186oLet the initial…