the speed time graph of an ascending passenger lift is given below
what is acceleration of the lift
1 during the first two seconds?
2 between 2 sec and 10 sec ?
3 during the last 2 seconds ?
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Answered by
111
_______________________________
v= at
a = v /t
a = 4 /2
a = 2 m/s^2
2. v= 4m/s
u = 4 m/s
a= 0
3. 2 m/s^2
________________________________
v= at
a = v /t
a = 4 /2
a = 2 m/s^2
2. v= 4m/s
u = 4 m/s
a= 0
3. 2 m/s^2
________________________________
QGP:
The last case is of retardation. So there should be a negative sign.
Answered by
33
Answer:v= at
a = v /t
a = 4 /2
a = 2 m/s^2
2. v= 4m/s
u = 4 m/s
a= 0
3. 2 m/s^2
________
Explanation:
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