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The speed of a car travelling along a straight road decreases uniformly from 12m/s to 8m/s over 88.0m. Calculate
a) the acceleration of the car.
b) the time taken for the speed to decrease from 12m/s to 8m/s.

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A woman starts from her house at 9am, walks with speed 5km/h on a straight road up to her office 2.5 km away, stays at office up to 5pm and returns home by an auto with speed 2.5km/h. Plot graph.

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hafizah :)

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Assuming the car is coming to a stop from 15m/s and stops completely at 60m. What is the time needed to stop completely?

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A rolling ball moves from x1=3.4 cm to x2=-4.2 vm during the time from t1=3.0s to t2=5.1s . What is its average velocity?

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A train is travelling on a straight section of track at constant speed. In 60 seconds, it covers a distance of 1800 meters. What is the speed of the train?

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A car moving along a straight highway with speed of 126km/h is brought to a stop within a distance of 200m. What is the retardation(negative acceleration) of the car (assumed uniform), and how long does it take for the car to stop?

Answer:

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Calculate the time taken of the man to reach his home with speed 10km/h

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Alif Ashraff

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Problem and Solution

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An apple fruit falls freely from a tree at a

height of 2.4m. How long does it take to

reach the ground? Disregard the air resistance

and leave the answer correct to 2 significant

figures.

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You drive a beat-up pickup truck down a straight road for 5.2km at 43km/h at which point you run out of fuel. You walk 1.2km further to the nearest gas station in 27 min. What is your average velocity from the time you started your truck to the time you arrive the station ?

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Justin Lim Ze Shin

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Ali walks 3km to east for 30 minutes, than he turns and heads west 5km for 45 minutes. Then he runs to east 4km in 25 minutes. Calculate the final displacement Ali and his average velocity?

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A car on a road with a starting velocity of 22 m/s has an acceleration of 4 m/s^2,what is the time needed for the car to travel a distance of 1250 meters.              

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A car on a road with a starting velocity of 22 m/s has an acceleration of 4 m/s^2,what is the time needed for the car to travel a distance of 1250 meters.              

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The speed of a car travelling along a straight road decreases uniformly from 12m/s to 8m/s over 88.0m. Calculate
a) the acceleration of the car.
b) the time taken for the speed to decrease from 12m/s to 8m/s.

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A particle moving along horizontal line according to the equation
s=t³+2t
Where s is displacement in meter and t is time in seconds
At time t=2s, determine
a. The displacement of the particle,
b.Its velocity, then
c.its acceleration

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The displacement (in metre) of a particle moving along x-axis given by x= 20t + 10t^2 . Calculate the instantaneous velocity at t = 2s.

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Given the following information, what is the minimum speed required such that the water does NOT spill out? (Assume there is no air resistance or friction)

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A car moving along a straight highway with a speed of 126km/h is brought to a stop within a distance of 200m. What is the retardation of the car ( assumed uniform ), and how long does it take for the car to stop?

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Is it possible to have an object moving around a circular path with both centripetal and tangential acceleration?
ANS: Yes, it is possible when the speed of motion is changing.

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Calculate xxxxx if xxxxx

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Post a note (individually) one example of question/problem with the solution, for this topic. (NOT FROM MY LECTURE SLIDE)