The vector position of a particle varies in time according to the expression r-7.40 i-8.20t2 j...
The vector position of a particle varies in time according to the expression r = 8.20 i-5.60p j where r is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any variable or symbol stated above as necessary.) x m/s Determine the acceleration of the particle as a function of time. (Use any variable or symbol stated above as necessary.) X m/s2 (c) Calculate the particle's...
The vector position of a particle varies in time according to the expression r with arrow = 7.40 î − 5.00t2 ĵ where r with arrow is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any variable or symbol stated above as necessary.) v with arrow = m/s (b) Determine the acceleration of the particle as a function of time. (Use any variable or symbol...
The vector position of a particle varies in time according to the expression - 6.20 - 9.00-2, where † is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any varlable or symbol stated above as necessary.) m/s (b) Determine the acceleration of the particle as a function of time. (Use any variable or symbol stated above as necessary.) m/s2 (c) Calculate the particle's position and...
The vector position of a particle varies in time according to the expression - 3.80 i - 6.601; where is in meters and is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any variable or symbol stated above as necessary.) - m/s (b) Determine the acceleration of the particle as a function of time. (Use any variable or symbol stated above as necessary.) m/s? (c) Calculate the particle's position and...
Suppose that the position vector for a particle is given as a function of time by vector r (t) = x(t)î + y(t)ĵ, with x(t) = at + b and y(t) = ct2 + d, where a = 2.00 m/s, b = 1.20 m, c = 0.121 m/s2, and d = 1.20 m. (a) Calculate the average velocity during the time interval from t = 2.05 s to t = 3.90 s. vector v = m/s (b) Determine the velocity...
Suppose that the position vector for a particle is given as a function of time by r(t) = x(t)1 + y(t)j, with x(t)-at + b and y(t)-ct2 + d, where a-1.90 m/s, b-1.40 m, c 0.130 m/s2, and d 1.08 m. (a) Calculate the average velocity during the time interval from t2.20 s to t3.85s m/s (b) Determine the velocity at t- 2.20 s. m/s Determine the speed at t2.20 s. m/s
Suppose that the position vector for a particle is given as a function of time by (t) = x(t)î + y(t)ĵ, with x(t) = at + b and y(t) = ct2 + d, where a = 1.40 m/s, b = 1.50 m, c = 0.121 m/s2, and d = 1.18 m. (a) Calculate the average velocity during the time interval from t = 2.10 s to t = 3.90 s. = m/s (b) Determine the velocity at t = 2.10...
Suppose that the position vector for a particle is given as a function of time by vector r (t) = x(t)î + y(t)ĵ, with x(t) = at + b and y(t) = ct2 + d, where a = 2.00 m/s, b = 1.50 m, c = 0.118 m/s2, and d = 1.02 m.
Suppose the position vector for a particle is given as a function of time by r(t) = x(t)i + y(t)j, with x(t) = at + b and y(t) = ct + d, where a - 1.70 m/s, b = 1.50 m, c = 0.116 m/s, and d = 1.04 m. (a) Calculate the average velocity during the time interval from t = 2.05 s to t = 4.05 s. m/s (b) Determine the velocity at t = 2.05 s. m/s...
The vector position of a 3.55 g particle moving in the xy plane varies in time according to r1 = (3î + 3ĵ)t + 2ĵt2 where t is in seconds and r is in centimeters. At the same time, the vector position of a 5.80 g particle varies as r2 = 3î − 2ît2 − 6ĵt. (a) Determine the vector position (in cm) of the center of mass of the system at t = 2.60 s. b) Determine the linear...