We ask, we answer by NOR AIN BINTI HUSEIN FS https://padlet.com/norainh/vtchbl0gbowdhz9l Revision - Mechanics en-us 2020-12-13 02:03:39 UTC 2026-01-29 10:49:14 UTC hello@padlet.com Mind Map 1 norainh https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012946600 Post a note (individually) one example of question/problem with the solution, for this topic. (NOT FROM MY LECTURE SLIDE) ]]> 2020-12-13 02:07:45 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012946600 Example 1 - Ain norainh https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012947333 Calculate xxxxx if xxxxx]]> 2020-12-13 02:09:04 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012947333 Conceptual Question gohlik https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012949477 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.]]> 2020-12-13 02:12:49 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012949477 Spinning bucket https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012954262 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) ]]> 2020-12-13 02:20:42 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012954262 Question sitiaisyahs https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012955607 The displacement (in metre) of a particle moving along x-axis given by x= 20t + 10t^2 . Calculate the instantaneous velocity at t = 2s.

]]> 2020-12-13 02:22:21 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012955607 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. chuayeong https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012957657 2020-12-13 02:25:41 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012957657 Question (Alif Aiman) https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012958226 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?]]> 2020-12-13 02:26:37 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012958226 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012958975 Justin Lim Ze Shin ]]> 2020-12-13 02:27:54 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012958975 Question pqistina01 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012959189 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 ? ]]> 2020-12-13 02:28:13 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012959189 Question mohamadhaziq29 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012959366 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. 
]]> 2020-12-13 02:28:31 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012959366 jennyenggok https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012959387 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

]]> 2020-12-13 02:28:33 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012959387 Example umuraiha2010 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012960397 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? ]]> 2020-12-13 02:30:04 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012960397 shary0808 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012960461 Problem and Solution ]]> 2020-12-13 02:30:09 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012960461 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962172 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.]]> 2020-12-13 02:32:19 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962172 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962299 Alif Ashraff]]> 2020-12-13 02:32:31 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962299 Ahmad Daniel (Question) https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962316 Calculate the time taken of the man to reach his home with speed 10km/h]]> 2020-12-13 02:32:32 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962316 Question nhai5d2710 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962564 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:

]]> 2020-12-13 02:33:00 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012962564 Question peiqi8295 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012964403 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?]]> 2020-12-13 02:36:27 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012964403 nabil87mn https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012968500 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?]]> 2020-12-13 02:41:59 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012968500 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012969325 2020-12-13 02:43:25 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012969325 Question CX_Ang https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012973306 Assuming the car is coming to a stop from 15m/s and stops completely at 60m. What is the time needed to stop completely? ]]> 2020-12-13 02:50:11 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012973306 telouis https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012974325 2020-12-13 02:52:06 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012974325 nrhfzhysf07 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012974337 hafizah :)]]> 2020-12-13 02:52:08 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012974337 snsafariah14 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012977273 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. ]]> 2020-12-13 02:57:24 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012977273 yunru315 https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012978593 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.]]> 2020-12-13 02:59:43 UTC https://padlet.com/norainh/vtchbl0gbowdhz9l/wish/1012978593