When applying the equations of kinematics for an object moving in one direction, which of the following statements must be true? A. The velocity of the object must remain constant. B. The acceleration of the object must remain constant. C. The velocity of the object must increase with time. D. The position of the object must increase with time

Q: Pls help ASAP

A: Length of the track = 100 m = 1 x 102 m Total time taken by the winner=50.9 sec Total length of the…

Q: 2. By analyzing the following plot V[m/s] с B le 161 Ins e lo gib t[s] An C to igit ei eid uno bbe…

A: Slope of displacement time curve gives velocity, Slope of velocity time curve gives acceleration of…

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

A:

Q: a)  What is the man’s displacement ?  b)  What is the man’s average speed if the entire trip takes…

A: man walks 20 km south and then 8 km to 35 N of Win above…

Q: je ren by a, (t) = at – ßt² The acceleration of a a = 1.50 m/s3 and ß = 0.121 -here e motorcycle is…

A: We know that we have given here the acceleration of the jeepney is given as  axt= αt-βt2 where  α=…

Q: 4. The acceleration of a particle is given by a = Avt where A = 2.0 m/s5/2. At t = 0, v = 7.5 m/s…

A: Acceleration is given by : a = At where A = 2 ms52Initial velocity (at t = 0) = 7.5 msInitial…

Q: A person changes its position from x 1 = 25 cm to x2 = 15cm. What is the person's displacement. ?…

A:

Q: 2. An object moves in the +x-direction under a constant acceleration. a. If an object is initially…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Acceleration is a rate of change of velocity.     Average velocity is the rate at which an object…

A: Acceleration is a rate of change of velocity. (Correct)           Acceleration (a) = dv/dt…

Q: Which of the following statements is NOT true? Select one: a. If the object moves at constant…

A: Acceleration is defined as rate of change of velocity. S.I. units of acceleration is m/s2…

Q: A bicyclist, steadily speeds up from rest to 28.0mph in 7.70s. How far did she travel (in given…

A:

Q: A truck travels with a speed of 59 mi/h. This speed in S.I. units is (Given 1 mile = 1.609 km) O a.…

A: SI Unit of speed is metres per second  1 mile per hour = 1.609 km /hr Now converting km/hr  to  m/s…

Q: Y Part A At the same moment from the top of a building 3.0 x 102 m tall, one rock is dropped does…

A:

Q: m (0.5") t?where x is in m The motion of a particle along the x-axis is described by the equation v=…

A: The average acceleration in a time interval Δt = t2-t1 is defined as, aavg=v(t2)-v(t1)(t2-t1) The…

Q: What is the magnitude of the velocity vector, in m/s, at time t = 1 s? %3D O 16.28 O 8.14 O24.41…

A:

Q: Which of the following statement is/are true?   a. The acceleration in free fall at the maximum…

A: Explanation  Statement (a) false  Acceleration in free fall remains constant and equal to…

Q: 1. A man jogs 5.0 km (5000 m) in 27 minutes. a) What is the time interval (At) in seconds? b)…

A:

Q: GP A speedboat increases its speed uniformly from v, = 20.0 m/s to v,= 30.0 m/s in a distance of…

A: Given,vo = 20 m/sVf=30 m/sx= 200 m

Q: Which of the following statements is true for a projectile launched vertically downward? a. Its…

A: Given : Projectile is launched vertically downward.  Since it is launched vertically downward, thus…

Q: You are driving to the grocery store at 18 m/s. You are 140 m from an intersection when the traffic…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: Mr. Mangan runs 50 m north in 3 seconds and then runs 30 m east in 1.5 seconds. What is his average…

A: Given data:  Mangan runs 50 m North in 3 s Then 30 m East in 1.5 s Required: Average speed and…

Q: Which of the following situations is impossible? O A. An object has velocity directed east and…

A: The acceleration of an object is defined as the rate of change of velocity where the velocity is…

Q: 2. The velocity of a particle moving along a straight line is v vet + 2t m/s. where t is in seconds.…

A:

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: From a height of 70 ft above ground, an item is flung vertically upward. The object’s starting…

A: The height of the item from the ground, h=70 ft The initial velocity of the item from the height,…

Q: throw a baseball across the backyard: describe its motion after it has left my hand a. constant non…

A: A baseball is thrown across the backyard.We need to describe its motion after it left the hand.

Q: 2. You walk 30 m South and heads 30 m East. What is your resultant displacement? a:

A:

Q: A box sliding down a ramp has a position of r = (0.25t³)& + (5t²)ŷ in meters, wheret is in seconds.…

A: Determine the acceleration in vector form.

Q: A body moving with constant acceleration has a velocity of 12.0 cm/s in the positive x direction…

A:

Q: The motion of a particle along a straight line is defined by s=Xt-6t. Find the average acceleration…

A:

Q: 5. Derive a formula that relates the displacement, final velocity, time and constant acceleration of…

A: Given : v=30m/s              a=6m/s2              s=25m   Let us consider only two of the three…

Q: a. Supposed that this is a motion plot of a car. What is the velocity of the car? b. Supposed that…

A:

Q: 2. a) A motorcyclist who is moving along an x axis directed toward the east has a velocity given by…

A: Write the given values with suitable variables. v=14t-6t3 m/sAt, t=0, x=0

Q: In a total time of 3.0 minutes, a duck on a pond paddles 31 m [N33oE] and then paddles another 57 m…

A: Given that, the duck first goes in the direction N 33o E is d1=31m and then the duck goes in the…

Q: 3. A ball is thrown upwards at 13.0 m/s toward the ceiling located 6 m above the point where you…

A:

Q: 1. It takes you 10 min to walk with an average velocity of 2 m/s to The North from The Grocery Shop…

A: Average velocity  v→ = 2 m/s  j^where j^ is the unit vector along north directiontime taken ∆t = 10…

Q: 9. A particle currently has positive displacement and negative velocity and always has constant…

A: Motion is a relative thing and not absolute. Various attributes define motion. They are velocity,…

Q: A particle moves so that its position (in meters) as a function of time (in seconds) is î = î + 4t2j…

A: Given, position function of particle, r→=i^+4t2j^+tk^ So the velocity of the particle…

Q: Which of the following is a motion diagram between t = 5.00 s and t = 9.00 s? a. options in…

A: Since the velocity versus time graph is a straight line between t =5 and t =9

Q: An object moves according to a law of motion, where, its position is described by the following…

A: The position of the object is given as, s=t4-4t+1. TO DETERMINE: (a) The velocity graph and the time…

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.