A distance x is given by x=At^3+B/t. If x is to be found in meters and time, t, is always measured in seconds find the units of the constants A and B.
A distance x is given by x=At^3+B/t. If x is to be found in meters and...
QUESTION 8 Find the uncertainty in a calculated average speed from the measurements of distance and time. Average speed depends on distance and time according to this function vitx)-x/t Your measured distance and time have the following values and uncertainties x-47 meters, x12 meters and t-87 seconds and St16 seconds. What is the uncertainty in the average speed, 5v? Units are not needed in your answer QUESTION 9 Find the uncertainty in a calculated electrical potential difference from the measurements...
The position of a particle moving along the x-axis is given by: x=0.08sin(12t+.3) meters, and t is measured in seconds. Determine the position, velocity and acceleration of the particle when t=0.65 sec.
Linda is driving a racecar. The table below gives the distance D (t) (in meters) she has driven at a few times t (in seconds) after she starts. Time t (seconds) Distance D (t) (meters) 2 71.2 166.4 172.8 239.6 10 (a) Find the average rate of change for the distance driven from 0 seconds to 2 seconds. Imeters per second (b) Find the average rate of change for the distance driven from 4 seconds to 6 seconds. meters per...
Given position x = 2t + 5t2 (where x is in meters and t is in seconds): A. Calculate the average velocity over the time interval t = 1 s to t = 4 s. Units: m.s-1 B. What is the instantaneous velocity at t = 4 s? Units: m.s-1 C. What is the acceleration of the object? Units: m.s-2 D. In which direction is the object accelerating?
The position of a particle is given by x=-41+2+2 where x is in meters and t in seconds. a) Find the time when the particle velocity is cero. 6) At that time what is the position?
If x is measured in meters (m), t is measured in seconds (s), and u is measured in meters per second (m.s-1), what are the units of the constants c1 and c2 in the equation knowing that units must balance on both sides of the equation. u2 = c1 u2 + 2 c2 x ? C1has no unit and C2 has the unit m2.s-2 C1 has the unit m.s-1 and C2 has the unit m C1 has the unit m...
QUESTION 4 Given the equation y = mx+b, if y has units of meters/seconds, x has units of meters and m has units of 1/seconds, what units must b have? seconds/meter meters seconds meters/seconds 2. You measure 10 trails of the time it takes a snail to travel 2 cm. You find the average and the standard deviation of these trials. What are the units on the standard deviation? cm^2/counts cm counts/cm cm/counts
2. The positions of a point (in meters) is given as a function of time t (in seconds) 3 1 $(1) - zit = 1 a. Find the acceleration of the function using calculus. b. Find the acceleration at t=1 and state the meaning. 3. Given f(x)=x-12x on (-2,00). a. Using calculus, find all extrema and label as relative or absolute maximums/minimums. b. Using calculus, determine the intervals of concavity and inflection points.
The position of a particle in meters is given by x=2.5t+3.1t^2- 4.5t^3, where t is the time in seconds. What are the instantaneous velocity and instantaneous acceleration at t=0.0 s? At t=2.0 s? What are the average velocity and average acceleration for the time interval 0 <t< 2.0 s?
(1 point) A stone is thrown from a rooftop at time t 0 seconds. Its position at time t (the components are measured in meters) is given by r()-бі-50+ (24.5-49:2) k. The origin is at the base of the bulding, which is standing on flat ground. Distance is measured in meters. The vector i points east,j points north, and k points up. (a) How high is the rooftop? meters. (b) When does the stone hit the ground? seconds (c) Where...