A particle moves along the x-axis according to the equation x 2 + 3t- t^2, where x is in meters and t is in seconds. Find the position of the particle at t = 3 s. 12 - a) -2m B) 2m NS) - 3.2m D) 2.4m TO) 3m

Q: In the equation x = A sinwt, what values can the position x take?  a. −1 to +1 b. –A to +A c. 0 d.…

A: It is given that  x=Asinωt The value of x will vary as the value of sinωt varies. The value of x…

Q: When we subtract a velocity vector from another velocity vector, the result is: a. a displacement.…

A:

Q: A rabbit trying to escape a fox runs north for 8.0 m, darts northwest for 1.0 m, then drops 1.0 m…

A: Given data: Distance traveled in north = 8.0 m Distance traveled in northwest = 1.0 m Distance…

Q: A bullet is fired from a gun. The bullet travels a distance L = 190 ± 0.5 m during a time interval…

A:

Q: Direction: Solve the problem. X2- 5000 m X- Om t- Os ts- 5s ta- 10s X =? A x = R1) = t -t +2 a =? B…

A: (a) Average velocity of particle A and particle B in m/s in 10 s trip. (b) Displacement x of the…

Q: vertically upward 25. A stone is thrown with an initial speed of 19.5 m/s. It will rise to what…

A: Given, the initial velocity of the stone, u=19.5 m/s acceleration due to gravity, g=9.8 m/s2…

Q: At 8:00 AM ship S1 is 20 km due north of ship S2. Ship S1 sails south at a rate of 9 kph and ship S2…

A: Draw the schematic diagram of the system.

Q: PLEASE ANSWER IN 10 MINUTES ! ! ! A stone is dropped off a cliff. After this stone has traveled a…

A: Given 1. One stone at top 2. Another stone falling and at distance d from above To find  The…

Q: Compute 3.24 m + 0.532 m to the correct number of significant figures.A. 3.7 m B. 3.77 m C. 3.772 m…

A: While adding, the sum of the numbers will have the same number of significant figures as in the…

Q: 2. The van travels over the hill described by y = (-1.5(10-3)x² + 15) ft. If it has a constant speed…

A: vx=dxdtvy=dydtvyvx=dydx                          1Also,vx2+vy2=752                  2

Q: 0 1 2 3 4 5 6 Time (s) What is the displacement at time 0 sec 1. (by meter) ? 2) What is the total…

A: Let us consider a ball moving in one dimensional path from its initial position y=4 m   at t=0 s the…

Q: 1. Where and when will they meet? What assumption did you make? Draw a graphical representation to…

A: The two persons, A and B are running towards each other, A with a velocity of 8 m/s and B with a…

Q: When we subtract a velocity vector from another velocity vector, the result is: a.an acceleration.…

A: Result of subtraction of two physical quantities will be again the same type of physical quantity.…

Q: 5. An object is launched 15 m/s horizontally. A. Fill in the variables for the object. B. Solve for…

A: Tis is a horizontal projectile projected from 12 m high with a speed of 15 m/s Only acceleration due…

Q: If the scalar velocity of a particle moving on the x-axis is increasing, the particle's velocity and…

A: In the given question, there arises two situation. 1) when the scalar part is positive 2) when the…

Q: Convert the following to SI units:a. 1.0 hour            b. 1.0 day             c. 1.0 year

A: Convert in SI units

Q: Vertical Motion Problem. Round answers to nearest tenth. 13) A bascball player hits the ball during…

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

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

A: A. is the correct option.   For an object to move in a straight line the velocity vector and the…

Q: d = 24.0 m %3D Person A Person B v = 4.00 m/s v = 3.00 m/s

A: Va= 4m/s  Vb= 3m/s  d = 24m

Q: nning on his hands, an athlete sprinted 50.0 m [forward] in a record 16.9 s. a) Determine the…

A: Velocity is a vector quantity, it is the rate of change of position whereas average velocity is…

Q: Compute 3.24 m+ 0.532 m to the correct number of significant figures. A. 3.7 m B.3.77 m C. 3.772 m…

A: We have to determine the value of 3.24 m+0.532 m to the correct number of significant figures.

Q: A ball was dropped from the top of a building If the ball was from a height of 311 meters from the…

A: According to the Newton's laws of motion , the final velocity of ball is calculated by using the…

Q: How many significant figures does each of the following numbers have?a. 6.21                 b.…

A:

Q: The equation of motion of an object is given by x = vt m + ¹2 at n where v is the velocity and a is…

A: According to the question A motion equation is provided is x=vt(m)+12atn  --(1) We need to find…

Q: A platoon marching at 8km/hr is 3 km long, the rear man runs and send a message to the front man and…

A: Kinematics is the concept of mechanics that deal with the motion of an object without going into the…

Q: A table clock has its minute hand 4 cm long. Find the average velocity of tip of minute hand between…

A:

Q: Velocity-time graph of a ball thrown upwards is given. A motion sensor has generated the above graph…

A:

Q: Acceleration is ___. ? a.The rate of change of an object's velocity.   b. A scalar quantity.   c.…

A: Introduction: The acceleration of the object is defined as a rate change of velocity with respect to…

Q: An athlete runs some distance before taking a jump. Explain?

A: The Law of inertia i.e., Newton’s First Law of Motion supports the above explanation.

Q: 15. A person runs around a square track that has a total length (perimeter) of 400 m. If he reaches…

A:

Q: A truck is moving at a speed of 50 km/h, how far does it travel in 0.5 h in meters?

A: Write the given values with the suitable variables. v=50 km/ht=0.5 h Here, v is the speed and t is…