19. Given the v-t graph find the instantaneous acceleration at time t=1s and the average acceleration from time t=2s to t=4s 25 15. 5.0 2.0 4.0 6.0 8.0 t(s)
Q: Alan leaves Los Angeles at 8:00 a.m. to drive to San Francisco, 400 mi away. He travels at a steady…
A:
Q: . A stone is thrown downward from a tower with an initial velocity of 3 m/s. The height of tower is…
A:
Q: v (m/s) [N] vs t (s) 15 10 -5 -10 10 15 20 25 30 t(s) INI (Sju) A
A:
Q: An electron's position is given by r= 9.7ti+ 9.0 tj witht in seconds and r in meters. What is the…
A:
Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…
A: Given: Let, the time to drive from Santa Cruz to San Jose is t1, and the time taken back to the…
Q: A particle moves along the x axis according to the equation x 2.08 + 3.02t - 1.00t, where x is in…
A: Given Equation , x = 2.08 + 3.02t - 1t2 To find = a) position at t = 2.8 s b)…
Q: A roller coaster reaches a height of 35.0 m above the ground in its first hill. If a car starts from…
A:
Q: A group of hikers sets out going 10.0km [N], then 15.0km [E], then 4.0km [S]. The entire trip takes…
A: 10km North 15km East 4km South Time (t) = 4hours
Q: In m/s?, what is the acceleration when t = 7.5 sec? Express your answer as an integer, not as a…
A: The acceleration at a time in velocity-time graph represents the at that time.
Q: A car travels along a straight stretch of road. It proceeds for 13.5mi at 58mi/h, then 27.7mi at…
A: Given In first step Car travels 13.5 mile or 21.73 km at 58mi/h or 93.34 km/h In second step Car…
Q: An object is initially moving at a rate of 15.5 m/s in the positive x-direction. What acceleration…
A: Initial speed of the object (along the +x-axis) is Final speed of the object (along the +x-axis)…
Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…
A: Average Velocity of an object is its total displacement divided by total time taken. Displacement -…
Q: A race car traveling northward on a straight, level track at a constant speed travels 0.751 km in…
A: Average velocity is equals to total displacement divided by total time taken.Vavg = (dtot)/(ttot)If…
Q: The graph shows Vx versus t for an object moving in a straight line. What is the average speed fromt…
A: From the graph, it can be inferred that the object is moving with a constant speed from t=0 s to t=5…
Q: This is a practice problem that I'm pretty sure I got correct. I got that she rode 3388 meters on…
A: Given that:During first part of trip:Distance of first trip is given by:During second part…
Q: Once fired, a bullet accelerates at 6.8 x 104 m/s2 through a rifle barrel. If the barrel is 0.8…
A: The kinematic equation of motion of an object is given by Where S = distance traveled, u = Initial…
Q: A race car traveling northward on a straight, level track at a constant speed travels 0.751 km in…
A: The objective of the question is to find the average velocity of the car for the first leg of the…
Q: how fast was the bullet going as it left the barrel?
A: Given Acceleration of bullet a= 6.8×104 m/s2 Distance travelled by bullet s = 0.8 m To find Final…
Q: An object moves along the x axis according to the equation x = 3.95t2 - 2.00t + 3.00, where x is in…
A:
Q: A bus drives east at 10.0 m/s. After 3.0 minutes, the bus accelerates at 0.500 m/s^2 until it…
A: See below
Q: An object dropped from the window of a tall building hits the ground in 12.0 s. What is the height…
A: Given data: Ball dropped from window Initial velocity (vi) = 0 m/s Time (t) = 12.0 s Required:…
Q: An object is thrown upward with an initial velocity of 20m/s. How high does it rise?
A:
Q: This graph describes the motion of a car. (a) What is the instantancous acceleration at (i) t 3.0 s,…
A:
Q: car traveling at 36 m/s runs out of gas while traveling up a 5.0 degree slope. How far will it coast…
A:
Q: An object is dropped from 151 m. How long takes the object to reach the ground? Ignore the air…
A:
Q: A bb is shot downward from the top of a building leaving the barrel with an initial speed of 11.20…
A:
Step by step
Solved in 2 steps with 1 images
- If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What is your average velocity in m/s? Assume that the odometer in your car changes by 60 miles in your round trip.During 9.67 s, a motorcyclist changes his velocity from v1,x = -39.1 m/s and v1,y = 13.7 m/s to v2,x = -23.7 m/s and v2.y = 29.9 m/s. Find the components of the motorcycle's average acceleration during this process, a,v,x and av.y. Aav,x m/s? dav,y m/s? II8:07 AM P. +234 813 145 1114 1 minute ago O+ 4653 91 . A stone thrown vertically upwards returns to the ground. Which of the following figures represents the velocity-time graph? ΣΤ T 2T ??? D. Vel n о
- 3. A boulder rolls over a 50m high cliff. How fast was the boulder moving if it was found 180 m on the ground? At what time did the boulder hit the ground? At what velocity was it approaching the ground?5. A car is traveling at 95.0 km/hr. The driver steps on the brakes and the car comes to a stop in 60.0 m. What is the car's deceleration?A person jogs three complete laps around a 200 m track in a total time of 11 minutes. What is the jogger's average velocity in m/s. 0 m/s 3.7 m/s 21.4 m/s 37 0.91
- An object moves on xy plane according to the equation 7 = 20 cos(3t) î + (1,5t + 3,5t2)j. Determine its position at t = 0. Find its average velocity and average acceleration between t = 2s and t = 5s.A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long. The bowler hears the sound of the ball hitting the pins 2.61 s after the ball is released from his hands. What is the speed of the ball (in m/s), assuming the speed of sound is 340m/s?49 4:05 O O A (VPN KB/S 10.0 79 An object falls a distance h from rest. If it travels 0.450h in the last 1.00 s, find (a) the time and (b) the height of its fall. (a) Number i Units (b) Number i Units ()
- A car drives around a circular track of diameter 199 m at a constant speed of 35.6 m/s. During the time it takes the car to travel 168 degrees around, what is the magnitude of the car s average acceleration?v(t) (m/s) 39. Sketch the acceleration-versus-time graph from the following velocity-versus-time graph. Velocity vs. Time 10 864 2 0 -2. -4 -6 -8 -10- 0 Search this book 10 Q 1 1 I 20 30 40 50 60 70 80 90 100 Time (s)An object is initially moving at a rate of 14.5 m/s in the positive x-direction. What acceleration is required for the object to increase its speed to 26.6 m/s i over a distance of 14 m?