https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq Class 9 Revision on equations of motion and uniform circular motion en-us 2020-06-21 18:24:44 UTC 2023-01-21 02:19:24 UTC hello@padlet.com janakisrinivasan https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635223196 3. A car start from rest and acquire a velocity of 54 km/h in 2 sec. Find
 (i) the acceleration
 (ii) distance travelled by car assume motion of car is uniform?]]> 2020-06-21 18:24:58 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635223196 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635731442 =54-0/2
=27km/h^2
Saurabh Krishnan
9-A


]]> 2020-06-22 06:58:39 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635731442 Andey34g7 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635731619 Andey Hemanth 9B
(i) 27km/h²
(ii)15m

]]> 2020-06-22 06:58:47 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635731619 vishalcuber https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635732010 3. A car start from rest and acquire a velocity of 54 km/h in 2 sec. Find
 (i) the acceleration
 (ii) distance travelled by car assume motion of car is uniform?]]> 2020-06-22 06:59:05 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635732010 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635734578 Preethi.S 9A 
Answer 
(I)27km/h^2
(II)s=15m]]> 2020-06-22 07:01:37 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635734578 prajit9894b https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635735381 1. a= 27 km/h^2
2. 54


]]> 2020-06-22 07:02:23 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635735381 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635737841 S. Tunga Vidya 9B
1. 27k/h^2
2. S=15 m]]> 2020-06-22 07:04:44 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635737841 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635738923 Chinmaye
9A
(i) v-u / t
=54/2
=27 km/h^2
(ii) s = ut + 1/2at^2
s = 0(2) + 1/2(27)(2)^2
s =0 + (27 × 2)
s = 54km]]> 2020-06-22 07:05:44 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635738923 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635740121 (i)v=54km/h=>15m/s
u=0km/h
t=2s
a=v-u/t
 =15-0/2
 =7.5 m/s^2
(ii)15m]]> 2020-06-22 07:06:56 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635740121 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635741896 (i) 15 m/s^2
(ii) 30 m ]]> 2020-06-22 07:08:37 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635741896 195617 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635743159 1) 21km/h^2
2)15m

]]> 2020-06-22 07:09:49 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635743159 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635743331 U=0,v=54m/s,t=2secs
V=54x5/18
V=15m/s
Acceleration =7.5m/s^2


Distance travelled is 30 m]]> 2020-06-22 07:10:00 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635743331 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635744368 1. 54 km/hr to m/s 
15 m/s 
15/2 =7.5m/s square 
2.ut +1/2 at square 
0*2+1/2*7.5*4
7.5 *2=15
Abarna.S 9b]]> 2020-06-22 07:10:57 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635744368 vishalcuber https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635745260 1)21kh/h^2 


2)15metres

]]> 2020-06-22 07:11:48 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635745260 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635752040 1. 27km/h^2
2.  S=15 metres]]> 2020-06-22 07:18:08 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635752040 janakisrinivasan https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635754120 great going!!!!!!!!]]> 2020-06-22 07:19:57 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635754120 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635754472 Rithikaa.s.  9-A
(i) 27km/h^2
(ii) 15 m]]> 2020-06-22 07:20:14 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635754472 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635766437 (i) 7.5 m/s^2
(ii) 30m]]> 2020-06-22 07:30:26 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635766437 1916129 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635845369 1)27km/h^2
2)15m
Aadithya J
9-A]]> 2020-06-22 08:40:57 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635845369 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635991174 Ramanathan.s
9A

(i) v-u / t
=54/2
=27 km/h^2
(ii) s = ut + 1/2at^2
s = 0(2) + 1/2(27)(2)^2
s =0 + (27 × 2)
s = 54km

]]> 2020-06-22 11:15:46 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635991174 allendaniel248 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635992211 9 B
1)21km/h^2
2)15 mtrs]]> 2020-06-22 11:17:03 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/635992211 photon1946 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/636051483 9 A

1)7.5 m/s²
2)15 m]]> 2020-06-22 12:20:14 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/636051483 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/636067562   (I)  U=0 m/ s.          a=v-u/t.                  (II)distance is 30 m 
= 54km/ h.        = 15-0/2
    = 54x5/18  (Answer= 7.5 m/ s)             
    =15 m/ s
t= 2 sec

]]> 2020-06-22 12:34:31 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/636067562 https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/636102429 Mahimaa.S -9A
1.7.5
2.15m]]> 2020-06-22 13:06:24 UTC https://padlet.com/janakisrinivasan/wnc74nb9yxddyhlq/wish/636102429