# A body moves in a straight line with initial velocity and uniform acceleration. Find how far it travels in 12s, giving that it travels 246m in the first 6seconds and 69m in the last 3seconds. Find also the initial velocity

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### physics

A body moves in a straight line with initial velocity and uniform acceleration. Find how far it travels in 12s, giving that it travels 246m in the first 6seconds and 69m in the last 3seconds. Find also the initial velocity.

### physics

a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

### physics

a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

### physics

a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

### physics/maths help damon or steve or scott

A body moves in a straight line,with initial velocity and uniform acceleration.find how far it travels in 12sec.,given that it travels 246m in the first 6 sec.,and 69m in the last 3sec.find the initial velocity. Please show step

### Chels

What can you say about the motion of a body if its veloctiy-time graph is a straight line inclined with the time axis? a. the body moves with uniform velocity b.the body moves with uniform acceleration c. the body moves with non uniform acceleration d. the body moves with ...

### physics

a particle starts from rest and travels a distance x with uniform acceleration, then it travels a distance 2x with uniform speed ,finally it travels a distance of 3x with uniform retardation and comes to rest. If the whole motion of the particle is a straight line, then the ...

### Physics

a body moving with uniform acceleration travels 84m in First6s and 180m in next 5s . Find the initial velocity and acceleration of body

### physics

a body moving with a uniform acceleration travels distances of 24m and 64m during the first two equal consecutive intervals of time each of duration 4s.determine the initial velocity and acceleration of moving body.

### science

a body moving with a uniform acceleration travels distance of 24m and 64m during the first two equal consecutive interval of time,each of duration 4s.determine the initial velocity and acceleration of the moving body

### PHYSIC

A BODY MOVING WITH A UNIFORM ACCELERATION. IT TRAVELS 84M IN FIRST 6 SEC AND TRAVEL 180M IN 5 SEC FIND ITS INITIAL VELOCITY AND ACCELERETION

### physics

A body moving with a uniform acceleration travels distance of 24m and 64m during the first two equal consecutive intervals of time,each of duration 4s.determine the initial velocity and acceleration of the moving body full solved problem

### physics

Which one of the following situations is not possible? A body travels with a constant acceleration and a time-varying velocity. A body travels with a northward velocity and a northward acceleration. A body travels with a northward velocity and a southward acceleration. A body ...

### science

a body is moving with a uniform acceleration travels 24m in the 6th second and 44m in the 11th second. find 1). acceleration 2). uniform velocity of the body

### physics

A bus accelerates from rest at 1.5m/s^2 for 12s. It then travels for 25s after which it slows to a stop with an acceleration of magnitude 1.5m/s^2. (a) Find the total distance the bus travels And its average velocity of the trip.

### Physics(check)

13)What can you say about the motion of a body if its velocity-time graph is a straight line inclined with the time axis? The body moves with uniform velocity. 14)Which of the following conclusions can be drawn if a velocity-time graph is parallel to the time axis? A)The body ...

### physics

A body starts with an initial velocity of 10m/s and moves along a straight line with a constant acceleration. When the velocity of the particle becomes 50 m/s the acceleration is reversed in direction without changing magnitude. Find the velocity of the particle when it ...

### physics

A body travels with uniform acceleration.Its final velocity,v=180-7x,where x is the displacement.Then find its acceleration.

### physics

an object travels in a straight line at a constant acceleration for 6 seconds.in the first 2 seconds it travels 18 metres and in entire 6 seconds it covers 102 metres. find the acceleration.

### maths

A body moving with constant acceleration travels the distance 6 m and 16 m respectively in 2 s and 4 s. Calculate the initial velocity and acceleration of the body

### physics

a body moves with a uniform velocity of 2m/sec for 5 sec then velocity was uniformly accelerated and a velocity of 10m/sec was achieved in next 5 sec.then brakes were applied uniformly and body comes to rest in next 10 sec.calculate a)acceleration and retardation produced b)...

### physics

1.Moving with uniform acceleration a body covers 150m during 10sec so thet it covers 24m during the 10th sec .What is the initial velocity and the acceleration of the body. 2.A runner travels 1.5 laps around a circular track of 50sec .The diameter of the track is 40m and its ...

### Physics y.s.n.

A body start with an initial velocity of 10metre per second move along the straight line with constant acceleration and the velocity of the body is 50 metre per second the acceleration is reversein the direction find the velocity of the particle as it reach the starting point

### univercity of baghdad

A particle travels along a straight line with a velocity v=(12-3t^2)m/s.where t is in the seconds. When t=1s.the particle is located 10m to the left of the origin. Determine the acceleration when t=4s.the displacement from t=0s to t=10s.and the distance the particle travels ...

### physics

a body travelling along a straight line travels one half of the total distance with the velocity V0.The remaining part of the distance was covered with the velocity of V1 for half of the time and with velocity V2 for other half of time. Find average velocity of the body.

### physics

Moving with uniform acceleration a body covers 80 m in first 5s and 180m in next 5s.find initial velocity and acceleration

### physics

a car starts from rest , attains a velocity of 36kmph with an acceleration of 0.2m/s^2 travels 9km with this uniform velocity and then comes to halt with a uniform acceleration of 0.1m/s^2 find the total time of travel of the car.

### physics

1.A body with an initial velocity of 18km/hr accelerates uniformly at the rateof 9cm/sec2over a distance of 200m.Calculate, a)the acceleration in m/sec2 b)its final velocity in m/s 2.The distance travelled by a body moving with uniform acceleration in the nth second is given ...

### physics

It says, A plane travels 400 mi/h relative to the ground. There is a 25 mi/h wind blowing from the west to the east. Find the plane's resultant velocity as it: a. travels west: b. travels east: c. travels north: d. The plane's final destination is 1250 miles north. If the ...

### math

a particle M oscillators (that is, moves back and forth) in a straight line along the horizontal axis. the position of M is given by: s(t) = 4 + 2 sin(2t) (1) Find the velocity (v) and acceleration (a) functions. (2) Find the initial position, initial velocity and initial ...

### Dynamics

The acceleration of a perticle as it moves along a straight line is geven by a=(2t-1) m/s2. If x=1m and v=2m/s when t=0s, determine the particle's velocity and position when t=6s. Also, determine the total distance the particle travels during this time period.

### physics

In a game of shuffleboard, a disk with an initial speed travels of 3.2m/s travels 6.0m (a) what is the acceleration of the disk? (b) what is the coefficient of friction between the floor and the disk? So far I've gotten to the equation vf^2 - vi^2 = 2a(xf-xi) because time isn'...

### physics

An object moves with constant acceleration 3.65 m/s2 and over a time interval reaches a final velocity of 10.4 m/s. (a) If its initial velocity is 5.2 m/s, what is its displacement during the time interval? m (b) What is the distance it travels during this interval? m (c) If ...

### math(mechanics)

the acceleration of a particle as it moves along a straight line is given by a=(2t-1)m/s^2, where t is in seconds.if s=1m and v= 2m/s when t=0,determine the particles velocity and position when t=6s. Also, determine the total distance the particle travels during this time period.

### science (physics)

A body travels 10m in 5th second and 30m in 10th second. Find its initial velocity and acceleration.

### College Physics

An object initially at rest experiences an acceleration of 1.4 m/s^2 for 5.0s and then travels at that constant velocity for another 7.0s. What is the object's average velocity over the 12s interval?

### uni of huddersfield

An electron (m = 9 x 10-31 kg) leaves the cathode of a radio tube with zero initial velocity and travels in a straight line to the anode, which is 1 cm away. It reaches the anode with a velocity of 6 x 106 m s-1 i)calculate the acceleration and the force ? ii) the time taken ...

### Physics

A body is moving with uniform acceleration covers 100m in the first 10s and 150m in the next 10s. Find the initial velocity of the body.

### mechanical science

10. A car is moving in a straight line starts from rest, accelerates uniformly at 12 m/s2 for the first 5s, then travels at uniform speed for the next 2s and finally decelerates uniformly at 4 m/s2 for the next 5s. Draw the acceleration-time graph, velocity-time graphs and ...

### Math (Trig.)

A boat sailing from A to B travels in a straight line until the captain realizes he is off course. The boat is turned through an angle of 60 degrees, then travels another 10 km to B. The trip would have been 4 km shorter if the boat had gone straight from A to B. How far did ...

### physics

the velocity acquired by a body moving with uniform acceleration is 12 m/s2 in 2 secs.and 18 m/s2 in 4 sec. find the initial velocity of the body?

### physics

The velocity acquired by a body moving with uniform acceleration is 12m/sin 2 s and 18m/s in 4s. Find the initial velocity of the body?

### Physics

if body having initial velocity of 10m/s moves with a uniform acceleration 10m/s then the final velocity when it covers a distance

### Physics

a particle moving with a acceleration travels 24m and 64m in the first two consecutive intervals of 4 seconds each.find its initial velocity

### physics

A car moves in a straight line with constant acceleration. Starting from rest at t=0 it travels 8.0 m in 4.0 s. What is the speed of the car at t= 4 s. PLEASE explain :)

### physics

A car moves in a straight line with constant acceleration. Starting from rest at t=0 it travels 8.0 m in 4.0 s. What is the speed of the car at t= 4 s. PLEASE explain :)

### Maths

Suppose that a boat moves in a straight line with speed v through water with resistance proportional to the square of its speed v with initial speed v0 and initial position x0. Find its speed v(t) and position x(t) and conclude that the boat travels an infinite distance.

### math

A body moves in a straight line so that its distance 'x' from a fixed point after 't' seconds is given by the formula x=9t^2÷2-t^3÷2 find: a; its velocity after 2 seconds b; its velocity when the acceleration is 0???

### Physics

An electron (m = 9 x 10-31 kg) leaves the cathode of a radio tube with zero initial velocity and travels in a straight line to the anode, which is 1 cm away. It reaches the anode with a velocity of 6 x 106 m s-1. If the force on the electron was constant, calculate: the ...

### amet

PART A 1. The acceleration of a body along a straight line is given by (a = 2 (ms-3) t -10 (ms-2). Initial position is 1.8 m and initial velocity is 15 ms-1. Determine the position of the particle, the total distance travelled and the velocity after 12 seconds of start.

### Science

An automobile starting from rest at t0 = 0 at x0 = 0 undergoes constant acceleration in a straight line. It is observed to pass two marks separated by 64 m, the first at t = 8s and the second at t = 12s. What is the value of the acceleration?

### Physics

An object with an initial velocity of 4 m/s moves along a straight axis under constant acceleration.Three sec later its velocity is 14m/s.How far did it travel during this time? A.27 B.17 C.67 D.57 E.77

### Physics

A car starts from rest and travels for 7.0 s with a uniform acceleration of +2.1 m/s2. The driver then applies the brakes, causing a uniform acceleration of -2.0 m/s2. If the brakes are applied for 1.0 s, determine each of the following. 12.6 m/s at braking period. How far has...

### physics

A car starts from rest and travels for t1 seconds with a uniform acceleration a1. The driver then applies the brakes, causing a uniform acceleration a2. If the brakes are applied for t2 seconds, determine the following. Answers are in terms of the variables a1, a2, t1, and t2...

### Physics

The velocity acquired by a body moving with uniform acceleration is 12m/s in 2 seconds and 18m/s in 4 seconds.Find the initial velocity of the body.

### physics

A car travels in a straight line. The driver applies the brakes and comes to an abrupt stop. Durning braking, what happens to the velocity and acceleration vectors?

### physics

A train travels 50 km and stops to pick up freight. It then travels another 150 km before dropping off the freight. Its total travel time is 11 hours. What is the average velocity of the train if it travels a straight track?

### Calculus

A particle moves on a vertical line. Its position, s, in metres at t seconds is given by s(t) = t^3 - 9t^2 + 24t, t>0/ I found the velocity and acceleration functions. s'(t) = 3t^2 - 18t + 24 s''(t) = 6t-18 b) When is the particle moving up? down? c) Find the distance the ...

### physics

a body travels from rest with acceleration 8ms find its velocity when it has covered a distance of 100m

### Physics

3.2 kg block is given an initial velocity of 12 m/s across horizontal surface. after travels 8 m speed is 2.4 m/s. determine coefficient of friction bewern block and surface and how far it travels before coming to rest

### math

Which three options are true about motion in a straight line. A. A particle which moves at an increasing velocity has a constant acceleration. B. If two particles always have the same velocity as each other, their separation does not change. C. A particle which has zero ...

### Physics 11th

a body moves for a total of 9 seconds starting from rest with uniform acceleration and then with uniform retardation which is twice of value of acceleration to stop .what is the duration of uniform acceleration

### Physics

If a car starts from rest and travels for 5.0 seconds with a uniform acceleration of +1.5 m/s2. The driver then applies the brakes for 3.0 seconds, causing a uniform acceleration of - 2.1 m/s2. a) Sketch the velocity vs. time graph for the car and paste your sketch in the ...

### physics

A car starts from rest and travels for 4.9 s with a uniform acceleration of +1.8 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.7 m/s2. The breaks are applied for 1.50 s. 1) How fast is the car going at the end of the breaking period? 2) How far...

### Physics

A car starts from rest and travels for 5.4 s with a uniform acceleration of +1.6 m/s 2 . The driver then applies the brakes, causing a uniform acceleration of -2.2 m/s 2 . The breaks are applied for 1.80 s. (a) How fast is the car going at the end of the braking period? (b) ...

### physics

A car starts from rest and travels for 6.0 s with a uniform acceleration of +1.2 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.8 m/s2. The breaks are applied for 1.70 s. (a) How fast is the car going at the end of the braking period?m/s (b) How...

### physics

A car starts from rest and travels for 5.3 s with a uniform acceleration of +1.2 m/s2. The driver then applies the brakes, causing a uniform acceleration of -2.3 m/s2. The breaks are applied for 1.60 s. How fast is the car going at the end of the braking period? How far has ...

### physics

A car starts from rest and travels for 5.3 s with a uniform acceleration of +1.2 m/s2. The driver then applies the brakes, causing a uniform acceleration of -2.3 m/s2. The breaks are applied for 1.60 s. How fast is the car going at the end of the braking period? How far has ...

### Physics

A car starts from rest and travels for 5.9 s with a uniform acceleration of +1.3 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.7 m/s2. The breaks are applied for 1.60 s. (a) How fast is the car going at the end of the braking period? 2.6 m/s (b...

### Physics

A body travels from rest with acceleration 8m/s(squared)Find its velocity when it has covered a distance of 100 meter?

### rew

A body travels from rest with an acceleration of eightmeterperseconds find it velocity when it has covered a distance of hundred meters

### physics (science)

A body travels from rest with acceleration 8m/s square . Find its velocity when it has covered a distance of 100m

### physics

Abody moves along astraight line from A-B wiz uniform acceleration 2/3ms velocity at B is 25m/s.find velocity at A.find distance A-B.

### Physics

1)A car is moving with uniform accelaration. It moves along two point A and B and enters with velocity 50 m/s and 80 m/s respectively . Find the velocity when the car is moving in b/w the point A and B. Here the body is not starting from rest. Now if it is in motion along ...

### Physics

A car starts from rest and travels for 5.0s with a uniform acceleration of +1.5 m/s^2. The driver then applies the brakes, causing a uniform acceleration of -2.0 m/s^2. If the brakes are applied for 3.0 s, how fast is the car going at the end of the braking period, and how far...

### physics

A car starts from rest and travels for 7.0 s with a uniform acceleration of +2.3 m/s2. The driver then applies the brakes, causing a uniform negative acceleration of -1.0 m/s2. If the brakes are applied for 2.0 s, how fast is the car going at the end of the braking period, and...

### physics

A car starts from rest and travels for 5.0 s with a uniform acceleration of +2.5 m/s2. The driver then applies the brakes, causing a uniform negative acceleration of -3.0 m/s2. If the brakes are applied for 2.0 s, how fast is the car going at the end of the braking period, and...

### DYNAMICS

A particle travels along a straight line with a velocity v=(12-3t^2) m/s, when t is in seconds. When t=1s, the particle is located 10m to the left of the origin. Determine the accelaration when t=4s, the displacement from t=0 to t=10s, and the distance the particle travels ...

### Physics

A race car travels northward on a straight, level track at a constant speed travels 0.755 km in 18.0 s. The return trip over the same track is made in 23.0 s. (a) What is the average velocity of the car in m/s for the first leg of the run?

### PHYSICS

A woman goes out running. She first travels 5.2km north. She then turns and travels 3.6km west. Finally, she turns again and travels 2.6km south. We are assuming a flat rectangular world. If a bird were to start out from the origin (where the woman starts) and fly directly (in...

### physics

A projectile is fired through the air. It is launched from the ground, and travels without interference from wind or air resistance, landing on a raised platform above the field. Compare the following values: 1-Initial speed vs. final speed: 2-Initial vertical velocity vs. ...

### physics

A race car travels northward on a straight, level track at a constant speed travels 0.745 km in 22.0 s. The return trip over the same track is made in 27.0 s. (a) What is the average velocity of the car in m/s for the first leg of the run? m/s (b) What is the average velocity ...

### science/ velocity

a body moves along a straight line,its distance from the origin at any instant being given by the equation x= 8t -3t squared, where x is in centimeter and t is in seconds. find the average velocity of the body in the interval from t=0 to t=1 sec,and in the interval from t=0 to...

### physics

A 9.3 kg firework is launched straight up and at its maximum height 45 m it explodes into three parts. Part A (0.5 kg) moves straight down and lands 0.29 seconds after the explosion. Part B (1 kg) moves horizontally to the right and lands 10 meters from Part A. Part C moves to...

### physics

An electron of mass 9.11 10-31 kg has an initial speed of 2.85 105 m/s. It travels in a straight line, and its speed increases to 6.93 105 m/s in a distance of 5.50 cm. Assume its acceleration is constant.

### physics

what is the acceleration of a car that travels in a straight line at 100km/hr

### physics

A car starts from rest and travels for 6.0s with a uniform acceleration of 2.7m/s ^2. The driver then applies the brakes, causing a uniform acceleration of -2.0m/s^2. If the brakes are applied for 2.0s, determine each of the following. a.) how fast is the car going at the end ...

### physics

A particle with a charge 7C and a mass of 20kg is traveling in a circular path around a fixed particle of charde -5C. The velocity is observed to be 3000m/sec. A 9C particle with the same velocity is instead in the presence of a uniform electric field of 250N/C as shown. What ...

### Subj: Physics school: omar samatar secondary school

A body is moving with uniform acceleration it's velocity after 4s is 16m/s and after 10s is 28m/s. Calculate the distance travelled by it 12s?

### phisecs

A car travels in a straight line at 67 km/h for 1 h and at 106 km/h for 2 h. How far does it travel?

### physics

A car starts from rest and travels for 6.0 s with a uniform acceleration of +2.4 m/s2. The driver then applies the brakes, causing a uniform acceleration of −1.0 m/s2. If the brakes are applied for 3.0 s, determine each of the following. (a) How fast is the car going at ...

### world issues

A woman goes out running. She first travels 5.2km north. She then turns and travels 3.6km west. Finally, she turns If a bird were to start out from the origin (where the woman starts) and fly directly (in a straight line) to her final location, what distance d would the bird ...

### College Physics

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 initial velocity is 6.6 m/s, what is its displacement during the time interval? (b) What is the distance it travels during this interval?

### Physics

A car start from rest, moves with uniform acceleration and attains a velocity of 72km/h in 1.5 s it moves with uniform speed for 20 s and is then brought to rest in 10 s under uniform retardation, then total distance travelled using velocity -time graph is?

### maths physics

A particle P, starting from rest at A, moves in a straight line ABCD. It accelerates uniformly at 5ms-2 from A to B. From B to C it travels at constant velocity, and from C to D it slows down uniformly at 4ms-2, coming to rest at D. Given that AB=10m and that the total time P ...

### zachary

A car travels in a straight line for 5.1 h at a constant speed of 94 km/h . What is its acceleration?

### physics

A car travels in a straight line for 4.6 h at a constant speed of 95 km/h . What is its acceleration?

### csub

an electron of mass 9.11*10^-31 kg has an initial speed of 4.00*10^5 m/s. it travels in a straight line and its speed increases 8.00*10^5 m/s in a distance of 5.40 cm assume acceleration is constant determine magnitued of the force exerted on the electron

### physics

A car starts from rest and travels for 5.0 seconds with a uniform acceleration of +1.5 m/s^2. The driver then applies the brakes, causing a uniform acceleration of -2.0 m/s^2. If the brakes are applied for 3.0 seconds, how fast is the car going at the end of the braking period...

### physics

Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has better engine than car A ...