i. What is the ject has a position given by T = [2.0 m+ (2.00 m/s)fli...
An object has a position given by r 2.0 m + 4.00 m/s t i t 3.0 m (3.00 m/s2)2 J , where quantities are in SI units. What is the speed of the object at time t = 2.00 s? O 10.1 m/s O 17.7 m/s O 12.6 m/s O 15.2 m/s O 7.59 m/s
Object A has a position as a function of time given by r A(t) = (3.00 m/s)t i^ + (1.00 m/s2)t2 j^. Object B has a position as a function of time given by rB(t) = (4.00 m/s)t i^ + (−1.00 m/s2)t2 j^. All quantities are SI units. What is the distance between object A and object B at time t = 3.00 s?
Object A has a position as a function of time given by r⃗ A(t) = (3.00 m/s)t i^ + (1.00 m/s2)t2 j^. Object B has a position as a function of time given by r⃗ B(t) = (4.00 m/s)t i^ + (−1.00 m/s2)t2 j^. All quantities are SI units. What is the distance between object A and object B at time t = 4.00 s?
The position of a particle for t > 0 is given by ?⃗(?) = (3.0 ? ?̂ − 7.0 ? ?̂ − 5.0 ? ?) m (a) What is the velocity as a function of time? (b) What is the acceleration as a function of time? (c) What is the particle’s velocity at t = 2.0 s? (d) What is its speed at t = 1.0 s and t = 3.0 s? (e) What is the average velocity between t...
An object begins at an initial position of s = -2.0 m. The plot shows the object's velocity in the s-direction as a function of time. Find the object's: a. Displacement (Δs) at t = 9.0 s b. Position (s) at t = 9.0 s c. Average velocity (vs,ave) between t = 0 s and t = 9.0s d. Acceleration (a) at t = 2.0, 6.0, and 8.0 s
A race car moves such that its position fits the relationship x (6.0 m/s)t +(0.85 m/s3)t3 where x is measured in meters and t in seconds. (a) A plot of the car's position versus time is which of the following? x (m) 240 x (m) 240 220 200 18 16 12 14 60 r (s) t (s) 1.00 2.00 3.00 4.00 5.00 6.00 1.00 2.00 3.00 4.00 5.00 6.00 x (m) 30 25 x (m) 15 r (s) t (s)...
A race car moves such that its position fits the relationship x = (5.5 m/s)t + (0.60 m/s3)t3 where x is measured in meters and t in seconds. (a) A plot of the car's position versus time is which of the following? (b) Determine the instantaneous velocity of the car at t = 5.0 s, using time intervals of 0.40 s, 0.20 s, and 0.10 s. (In order to better see the limiting process keep at least three decimal places...
A race car moves such that its position fits the relationship (4.5 m/s(0.85 m/s33 whera x is meaured in meters and t in seconds. (a) A plot of the car's position versus time i which of the following? x (m) 240 25 t (s) t (s) 1.00 2.00 3.00 4.00 5.00 6.00 .00 2.00 3.00 4.00 5.00 6.00 x (m) x (m) 220 18 160 14 120 10 r (S) r (s) 1,00 2.00 3.00 4.00 500 6.00 1.00 2.00...
Question 2 1 pts Object A has a position as a function of time given by ält) (3m/s)ti + (I m/s yej. object B has a position as a function of time given by b(t) (4m/s)ti +(-1m/st) j distance between object A and object B at time t 5 s? .Object 2t2. What is the Question 3 1 pts An object has a position given byi (2m + (5 m/s)t) i + (3m -(1 m/s2)t2) j Determine the velocity of...
The vector position of an object varies according to r(t) (29.0 m)i [(2.00 m/s2)t2lj, where t is in seconds. Determine the magnitude of the position vector at t 3.00 s. Answer: Check Determine the magnitude of the velocity vector at 3.00 s. Answer: Check