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Standard IX
Physics
Equations of Motion
Starting from...
Question
Starting from rest a car accelerates at a constant rate alpha and then retards at a constant rate bita to come to stop if the total time of motion is t. Find (i) Maximum velocity of car. (ii)Total distance travelled by the car.
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Q.
A car accelerates from rest at a constant rate of
α
for some time, after which it decelerates at a constant rate of
β
to come to rest. If the total time elapsed is t second, then calculate
a. the maximum velocity attained by the car, and
b.the total displacement travelled by car in terms of
α
,
β
and t.
Q.
A car accelerates from rest at a constant rate
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for some time after which it decelerates at a constant rate
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Q.
A car starting from rest accelerates at rate
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through a distance
x
then continues at constant speed for time
t
and then decelerates at a rate
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Q.
A car starting from rest, accelerates at a constant rate
α
for some time after which it decelerates at a constant rate
β
to come to rest. If the total time of travel is
t
, find the total distance travelled by it assuming it to travel in a straight line.
Q.
Multiple Correct Answers Type:
A car accelerates from rest at a constant rate of
2
m
s
−
2
for some time. Then it retards at a constant rate of
4
m
s
−
2
and comes to rest. It remains in motion for 6 s. find maximum velocity and total distance traveled.
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