Find the final velocity of car after 1.2 s if car start from rest and value of acceleration is 2 m/s2
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- a car starts from rest and travels 10 sec. with an acceleration of a=4-0.3t, then runs for 30 seconds at constant velocity and finally comes to rest by decelerating at 3.125 m per sq. s Determine the velocity of the car after 10 seconds. A. 20 m/s B. 25 m/s C. 30 m/s D. 35 m/s E. none of the above point Determine the distance travelled by the car during the period of 10 seconds. A. 120m B. 150m C. 170m D. 182m E. None of the above Determine the total distance travelled by the car until it stop A. 950m B. 1000m C. 1050m D. 1100m E. None of the aboveThe acceleration of a rocket traveling upward is given by a = (6 + 0.02s) m/sec2, where s is in meters. Determine the time needed for the rocket to reach an altitude of s = 100 m. Initially, v = 0 and s = 0 when t = 0.A parachute rises from the ground with a constant acceleration of 2.6 m/s2. 6 secondslater, a ball is thrown vertically upward. What must be the initial speed of the ball for itto touch the parachute? Note that at point of contact their velocity is equal.
- A particle travels along a straight line with an acceleration of a = (13 - .2s) m/s2 , where s is in meters. Determine the velocity of the particle when s = 10 m if v = 5 m/s at s = 0.A motor gives gear A an angular acceleration of (2t3) rad/s2, where t is in seconds. If this gear is initially turning at 10 rad/s. The angular velocity of gear B when t = 2.6 s is6. A car starts from rest and has a constant acceleration of 3ft/s2. Find the average velocity during the first 10 seconds of motion.
- The motion of a particle along a straight line is defined by s=⅓t³+6t² feet. Find the average acceleration during the fourth second and when the particle reverses its direction, what is its acceleration? In addition, what is the Velocity during the fourth second.The 233000-lb space-shuttle orbiter touches down at about 237 mi/hr. At 208 mi/hr its drag parachute deploys. At 45 mi/hr, the chute is jettisoned from the orbiter. If the deceleration in feet per second squared during the time that the chute is deployed is -0.000170v2 (speed v in feet per second), determine the corresponding distance s traveled by the orbiter. Assume no braking from its wheel brakes.A motor gives gear A an angular acceleration of (2t3) rad/s2, where t is in seconds. If this gear is initially turning at 9 rad/s. The angular velocity of gear A when t = 6.1 s is
- Initially, the car travels along a straight road with a speed of 32 m/s. If the brakes are applied and the speed of the car is reduced to 10 m/s in 11s, determine the constant deceleration of the car in m per second square.The acceleration of a particle along a straight line is defined by a = (2t - 9) m/s2, where t is in seconds. At t = 0, s = 1 m and v = 10 m/s. When t = 9s, determine (a) the particle’s position, (b) the total distance traveled, and (c) the velocityIf the ball starts at rest in from the answer provided and moved 1 revolution around the path in 10 seconds, compute the angular acceleration of the body