Is velocity has a direction?

Q: How fast is the ball right before it strikes the ground?

A: a. The displacement of the ball is 5.00 m. therefore, s=ut+12at2u=0,a=gs=0t+12gt25.00 m=+1210…

Q: A car is moving at uniform acceleration. Its velocity

A: Acceleration- The rate of change of velocity of an object with respect to time is called its…

Q: A swimmer can swim at speed of 1.2 m/s in still water. In this case, a swimmer is swimming directly…

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Q: An arrow is fired from a bow from a height of 1.3 m and hits a target at the same height 15 m away.…

A: We have an arrow that is fired from a height of h=13 m and it hits the target at a range of x=15 m…

Q: Describe about speed?

A: Speed

Q: If the value of g changes how does it affect the path of projectile?

A: The gravity affects only the vertical component of velocity.

Q: What is the path followed by a projectile when it moves with constant speed?

A: When an object is thrown at some angle from the horizontal, the motion is called projectile motion.…

Q: Object A travels 5 meters and object B travels 10 meters. Which had a faster velocity?

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Q: What is initial velocity?

A: Initial velocity u of an object is defined as the velocity that an object has , when it is taken…

Q: The velocity of the ball when reaching the ground

A: 1 Question

Q: O 10 motion: tr velocity wct) hisimy se panticle m is sho un belou. Pind the distance taveled )…

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Q: Vectors in a opposite directions cancel each other out. What is the velocity of an airplane that…

A: Given Data: The velocity of airplane is v1 = 500 mph. The velocity of wind is v2 = 50 mph. The…

Q: what is displacement   what is gradient and velocity

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Q: Projectile motion is a special case of two-dimensional motion. True O False

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Q: An airplane flying at a constant speed of 1000 km/h executes a slow, level turn that changes its…

A: Given: The plane is moving at a constant speed of 1000 km/h. The direction of the plane changes from…

Q: What acceleration will be

A: Given data; Acceleration,a=10 m/s2mass,m=500 kgFind acceleration caused by the same force in a body…

Q: In the absence of air resistance, the path of a projectile is a(n)?

A: Required : Path of a projectile in the absence of air resistance.

Q: Solve for the time in air of a soccer ball kicked from the ground with an initial velocity of 6m/s…

A: Given data: Initial velocity (v0) = 6 m/s Angle (θ) = 10°, above the horizontal Air resistance is…

Q: its velocity is 9. tive direction.

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Q: A swimmer heading directly across a river 200 m wide reaches the opposite bank in 3 min 20 s. She is…

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Q: A plane has an eastward heading at a speed of 100m/s (relative to the air). A 20m/s wind is blowing…

A: The plane’s relative velocity with respect to the air is:

Q: A stone is dropped from the top of a cliff. It is seen to hit the ground below after 3.61 s . How…

A: the height is same as the displacement covered by the stone.the displacement covered is

Q: If you throw an object upwards What’s the direction of its velocity and of its acceleration while it…

A: When the object goes up, the velocity will be directed in the upward direction. When the object goes…

Q: Velocity is to displacement as speed is to ? acceleration distance direction length velocity

A: Velocity is displacement / time   And it is vector quantity.

Q: Find the velocity at the throat. O 18 m/s O 17 m/s O 16.8 m/s 17.3 m/s

A: from continuity equation we know hat the flow remains constant i.e. A1V1 = A2 V2

Q: What is the formula for a kinematics equation?

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Q: A plane traveling north at 200 km/h turns and then travels south at 200 km/h. The change in its…

A: Consider the initial velocity of plane be vi, and its final velocity be vf. Initially, the plane…

Q: A stone is dropped from the top of a cliff.It hits the ground Belo after 3.25s.How high is the…

A: Given data:  Initial velocity (V0) = 0 m/s Time (t) = 3.25 s Required: The height of the cliff

Q: horizontal velocity

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Q: Motion is defined as a change in the speed V v of an object rela

A: SOlution: To complete the definition of motion

Q: A stone is dropped from the top of a cliff. It is seen to hit the ground below after 2.83 s How high…

A: Write the kinematic expression for distance.

Q: A football is kicked from ground level in seconds, is the football in the air be

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Q: When an object which is thrown upwards reaches its maximum height

A: When an object is thrown upwards then it will reach to its maximum height because acceleration due…

Q: How fast must the swim

A: Sloth must swim at speed of 0.119 m/s Explanation is in next step.

Q: Make a concept  about projectile motion

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Q: A train is moving with 90 Km/h when suddenly its speed decrease to 18 Km/h in 20 seconds. Calculate…

A: Here, Initial Velocity,  u=90km/h=25m/s Final Velocity, v=18km/h=5m/s and time, t=20s We know that,…

Q: Find the velocity of ball ?

A: Given data, Find the velocity of ball? Where,  Mass,m= 32 kg  Linear momentum= 0.3 kg m/ s

Q: for general projectile motion the vertical component of a projectile's velocity

A: Projectile motion is the path of an object thrown at angle from the horizontal surface, on which…

Q: What causes variation in velocity of a particle?

A: The velocity of a particle is varied by the application of a force on it.

Q: Do every projectile follows same path?

A: In projectile motion all objects will follow same path. In projectile motion, all the objects follow…

Q: An object is fired vertically up from the ground. Find its maximum height and time of flight given…

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Q: The average speed

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Q: What is the trajectory of a projectile motion?

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Q: What is the velocity of 0.

A: Mass of the first ball m=0.25 kg Mass of the second ball M=0.4 kg Initial velocity of the first ball…

Q: What is PROJECTILE MOTION?

A: Define:- PROJECTILE MOTION

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –