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Acceleration and Velocity
Page 3
Questions (253)
To pass a slow vehicle within the length of the passing lane roger got up well over the speed limit . He then spotted a police
3 answers
asked by
Katherine
417 views
I done the problem and was wondering if my answer is right I got 1.87 and then 12.4 degrees above x axis please help
At time t =
1 answer
asked by
Kate
423 views
1) two cars start at the same location and accelerate for the same amount of time. if one car has twice the acceleration of the
6 answers
asked by
Kayla
777 views
car traveling at 22 m/s hits a stone wall . The driver, who is wearing a shoulder harness and seat belt, moves forward 1.05 m as
5 answers
asked by
lam
540 views
A car starts from rest and travels for 4.93 s with a uniform acceleration of +1.53 m/s2. The driver then applies the brakes,
1 answer
asked by
elizabeth
389 views
A 0.377 kg bead slides on a curved wire, starting from rest at point A(4.8 meters) as shown in the figure.
The acceleration of
2 answers
asked by
Charles
587 views
A particle moves with a fixed acceleration 3 m/s^2. If its initial velocity is s(0)=0:
a) Find its velocity function. b) How long
1 answer
asked by
Robin
469 views
A motorcycle has a constant acceleration of 2.13 m/s2. Both the velocity and acceleration of the motorcycle point in the same
2 answers
asked by
Christina
593 views
A particle is moving clockwise around a circle with a radius 3.31 m. The magnitude of the total acceleration of the particle at
3 answers
asked by
Becky
668 views
To begin I just need to know how to do thrust.
A lunar lander in powered descent at 100 m above the surface of the moon slows
2 answers
asked by
Ashley
626 views
the acceleration of a car is 2m/s^2 and another car has constant velocity of 35m/s.what time the first car overtake the car with
1 answer
asked by
Hshdhdhdhdjdjdjdjjsjshsgshshs
424 views
I'm desperate
Please help 2. A bird, starting from rest, accelerates at 3 m/s2 north for 5 seconds. It then sees the rest of its
1 answer
asked by
Bri
375 views
An object moves with constant acceleration 4.95 m/s2 and over a time interval reaches a final velocity of 13.2 m/s.
(a) If its
2 answers
asked by
Andre'
655 views
. The brakes of a car are applied to give it an acceleration of -3 m/s2. The car comes to a stop in 5 s. What was its speed when
4 answers
asked by
sara
774 views
Determine the final speed assuming that the time elapsed since t=0 is 2.4s.
Initial velocity is +12m/s acceleration is +3.4m/s^2
3 answers
asked by
Hannah
391 views
A race driver has a pit stop to refuel. After refueling, he starts from rest and leaves the pit area with an acceleration whose
2 answers
asked by
Anonymous
653 views
an airplane was moving with a velocity equal to 300 mph when the velocity was increased with uniform acceleration to 600 mph in
2 answers
asked by
Anonymous
517 views
I am given two points on an acceleration vs time graph: (-2,13),(4,0). When t = -2s, v = 10 m\s. What velocity at t = 6s? I
5 answers
asked by
Belinda
540 views
A drag racer, starting from rest, speeds up for 402 m with an acceleration of +16.0 m/s2. A parachute then opens, slowing the
2 answers
asked by
Paul
520 views
A truck traveling at a constant speed of 30.6 m/s passes by a police car which is at rest. The police officer catches up to the
1 answer
asked by
alya
1,097 views
The graph shows an object’s distance traveled over a period of time.
Which statement is true? (1 point) Responses The
5 answers
asked anonymously
65 views
A particle moves on the x-axis with an acceleration, a=(6t-4)m/s2. Find the position and
velocity of the particle at t=3 , if the
2 answers
asked by
aamiraa
650 views
The graph shows an object’s distance traveled over a period of time. Which statement is true? (1 point) Responses The
3 answers
asked anonymously
51 views
the top of a ladder 6 m long is resting against a vertical wall on a level pavement, when the ladder begins to slide outwards.
4 answers
asked by
sapta
1,430 views
An unmarked police car traveling a constant 95 km/h is passed by a speeder traveling 120 km/h.
Precisely 1.00 sec. after the
5 answers
asked by
Michael
5,079 views
A particle experiences a constant acceleration that is north at 100 m/s^2. At t=0, its velocity vector is 60 m/s east. At what
3 answers
asked by
Chelsea
1,362 views
A race driver has made a pit stop to refuel. After refueling, he starts from rest and leaves the pit area with an acceleration
3 answers
asked by
Anonymous
679 views
The acceleration of a particle is defined by a=e^(k(t^2)).its velocity is 2m/s at time=3s.Determine the value of k and velocity
1 answer
asked by
Aayush Vetwal
334 views
1. A car starts from rest and accelerates at a constant rate to 80km/h in 6s in positive direction. What is the acceleration?
2.
2 answers
asked by
Simeon
719 views
A drag racer, starting from rest, speeds up for 402 m with an acceleration of +24.0 m/s2. A parachute then opens, slowing the
2 answers
asked by
brittany
482 views
The speed s of an object dropped from rest varies with the distance y it has fallen according to the equation s=2gy−−−√
3 answers
asked anonymously
43 views
why is it that an object can accelerate while travelling at constant speed but not at constant velocity?
1 answer
asked by
Drew
736 views
A proton (mass m = 1.67 10-27 kg) is being accelerated along a straight line at 3.6 1015 m/s2 in a machine. The proton has an
3 answers
asked by
Patricia
2,109 views
A car, moving along a straight stretch of highway, begins to accelerate at 0.0442 m/s^2. It takes the car 30.8 s to cover 1 km.
4 answers
asked by
Naomi
2,051 views
A car with an initial speed of 23.7 km/h accelerates at a uniform rate of 0.92 m/s^2 for 3.6s. Find the final speed and the
4 answers
asked by
Anonymous
1,924 views
Police find skid marks 65.0 m long on a highway showing where the car made an emergency stop. Assuming the acceleration was
3 answers
asked by
Tyler
1,866 views
A jet plane has a takeoff speed of Vto=125km/h (34.72 m/s) and it's engines can power it to accelerate with an average
3 answers
asked by
Michelle
1,625 views
A car traveling 56 km/h is 22.0 m from a barrier when the driver slams on the brakes. The car hits the barrier 2.15 s later.
(a)
3 answers
asked by
arcos15
1,428 views
A bobsled slides down an ice track starting
(at zero initial speed) from the top of a(n) 146 m high hill. The acceleration of
3 answers
asked by
Drake
1,436 views
The elevators in the landmark Tower and Yokohama Japan, are among the fastest in the world they accelerate upward at 3.125
1 answer
asked anonymously
35 views
Question 10 (1 point)
The graph shows the motion of a horse during the first portion of a race. a The horse maintained a constant
1 answer
asked anonymously
126 views
A car is speeding up and has an instantaneous velocity of 1.0 m/s in the +x-direction when a stopwatch reads 10.0 s. It has a
3 answers
asked by
lisa
1,398 views
A car starts from rest and accelerates uniformaly at the rate of 0.98m/s in 1hr.what is its final velocity?
A car starts from
3 answers
asked by
philip
1,261 views
i have a question in my book
centripetal acceleration = r^-1 v^2 ok I agree but in my book acceelration is labeled as a vector
3 answers
asked by
physics
1,144 views
Tom is sladding down a hill. His sled starts from rest, and undergoes a uniform acceleration of 2.0 m/s2 down the slope. What is
3 answers
asked by
Val
1,126 views
A student is running at her top speed of 4.6 m/s to catch a bus, which is stopped at the bus stop. When the student is still a
3 answers
asked by
Luan
1,128 views
what was the initial velocity of a race car traveling down a long straight track if it accelerates at 5.79m/s^2 and ends up
2 answers
asked by
emma
1,090 views
A car starts from rest and accelerates uniformly along a straight horizontal road at 3 metres second squeared for 4
2 answers
asked by
Anonymous
1,122 views
An engineer must design a runway to accommodate airplanes that must reach a ground velocity of 60 m/s before they can take off.
1 answer
asked by
miranda
1,104 views
A golf cart has an acceleration of 0.4 m/s². What is its velocity after it has covered 10 m starting from the rest?
3 answers
asked by
Anonymous
1,075 views
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Parent Categories (12)
Calculus
Circular motion
Classical mechanics
Dynamics
Forces and Motion
Kinematics
Mechanics
Mechanics and Kinematics
Motion
Motion and Forces
Motion and Mechanics
Newton's Laws of Motion