Which of the following is not true about projectile motion? a) It is an example of motion in a plane b) It is an example of motion along a curve c) It is not an example of motion in space d) The acceleration keeps changing in projectile motion

Q: An object moving along a straight line is slowing down. Which one of the following statements…

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Q: Which of the following statement is correct? a) Average speed > Instantaneous speed b) Average…

A: To find: Which of the following statement is correct

Q: A cyclist is traveling along a level, straight road at 10 m/s in the positive direction with a x; =…

A: To determine,The magnitude of accelerationa for the first two seconds.given,initial velocity(u)=10…

Q: 3.Draw the four graphs of the x and y components of position, velocity versus time of projectile.…

A: Step 1 Considering horizontal motion of the projectile motion :  The x component of the velocity…

Q: Which is always true for an object in uniformly accelerated motion? A. Its velocity is constant. B.…

A: Given : an object is in uniformly accelerated motion

Q: A boat is traveling north from rest for 20 s at an acceleration of 3 m/s'. The boat then turns west…

A: Given : Acceleration=a=3 m/s2 Time for which boat travelled in north direction=tN=20 s Total time of…

Q: If an object is in free fall:

A: If an object is in free fall it's velocity is not constant and it's acceleration is constant.

Q: In order for an object to speed up, -_ must be in the same direction.

A: The object will accelerate if acceleration is in the same direction as velocity. The object will…

Q: A coin is thrown from a moving car. While it is in flight, it is not true that its   what is the…

A: When coin is thrown from a moving car then either it is thrown upward or at any angle or…

Q: Which one of the following relations is true? a) Distance > Displacement b) Distance =…

A: Displacement is the shortest distance travelled. And distance is a numerical measurement of how far…

Q: 2. Which of the following is a BASE quantity?* O Displacement O Speed O Velocity O Acceleration

A: A physical quantity that can be measured or can be evaluated is known as a base quantity.

Q: B. t = 1 min t = 0 min 40 m 100 m 40 m t = 2 min t = 3 min OKTUR ovislen ono oibbs ul 1orlio ort…

A: The person goes from A to B in t = 1 min. Distance between A and B is (40+100+40)=180 m Speed of the…

Q: Displacement, for an object in motion, is _________. Select all that are True.  the total amount of…

A: Displacement the difference between where the object started and where it finished

Q: Nathalie travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles.…

A: Given Information:- Nathalie first travels 5 mi North then goes 3 mi west and then straight back 2…

Q: A Space-X shuttle is fired from its launch pad at x = 0 and travels along a path described by…

A: Given : The path traveled by the Space X shuttle y2 = 120000 x The x - component of acceleration  ax…

Q: Select the best answers for each of the following statements. We call the rate at which the velocity…

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Q: If an object moves with constant velocity, A) it must have constant speed B) it must have constant…

A: When an object moves with constant velocity, its speed is constant. Also, its direction of motion…

Q: 1) Select the situation that is impossible and explain why. A) An object has velocity directed east…

A: When a particle move with constant velocity then net force or net acceleration should be zero on…

Q: 2) If the curve in this graph represents a position vs. time graph, draw the corresponding velocity…

A: From the First graph we can see that distance is a function of time. We know that velocity is the…

Q: The average velocity vector of a moving object points in the same direction as which of the…

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Q: An object moves along the ry-plane. At some instant, its velocity and acceleration are J = – (3 m/s)…

A: for straight line motion, the velocity and acceleration are in same (or opposite) direction.

Q: A B Speed Position Time

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Q: You toss a volleyball at 10 m/s straight upward. a) Draw a sketch of the scenario. b) How long will…

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Q: A particle experiences the displacement shown. What is its velocity at t = 1 s? s = 2 m a circular…

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Q: An object is accelerating _________.  a. only when its speed changes. b. only when its direction…

A: Acceleration is vector quantity Depend on magnitude and direction both.

Q: Which of the following statements best describe an object moving with 1.0 m/s2 acceleration? Group…

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Q: 3. Shown below is the acceleration function for a particle over the approximately first two seconds…

A: From the this curve a-t      t= 0      1.12   1.75   2   s   v=0   - 5.6      0        10 m/s  using…

Q: Which of the following is the correct formulation for the second law of motion? a) F = m(dv/dt) b)…

A: To find: Which of the following is the correct formulation for the second law of motion

Q: A hiker gets lost in a forest. He walks half-way around a circle with a radius of 2.1 km in 2.0…

A: The hiker, lost in the forest, travels half a circle that has a radius of 2.1 km, in a time of 2…

Q: In the formula average velocity = (u + v) /2, u is the ___________. A) Final velocity B) Initial…

A: Explanation: Formula of average velocity is vav=initial velocity + final velocity2 where u is the…

Q: Can an objects acceleration be in the opposite direction to its motion? Explain.

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Q: Which of the following statements are TRUE? Choose all that apply. (HINT: The statements that are…

A: 1. The velocity of an object is determined by calculating the rate of change of its velocity. Since…

Q: 6. The graph below represents the motion of a car travelling horizontally along a straight stretch…

A: Solution: Given that Car is travelling on the road along the positive direction To find the…

Q: A player throws a ball upwards with an initial speed of 29.4m/s. What is the direction of…

A: Given: The initial speed of the ball u = 29.4 m/s.

Q: Give 3 examples where you can use the projectile motion concept on your daily living.

A: Example1 - When a Batsman hits the ball for sixer in cricket match, then the cricket ball acts as…

Q: The sketch shows the motion diagram of a freely falling object near the highest point while going…

A: Given: Motion diagram when object is going up and coming down.

Q: child walks 8 m east then 5 m west. What is his displacement? Select one: a. 3 m west b. 3 m east c.…

A: Option (b) 3 m east Reason  Child walks 8 m east and then 5 m west. West is opposite direction of…

Q: A motorcycle stunt rider rides off the edge of a cliff with a horizontal speed of 9.0 m/s. What is…

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