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7. MOTION
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Define acceleration. State a relationship connecting $u, v, a$ and $t$ for an accelerated motion. Give an example of a motion in which acceleration is uniform.
Option A
Option B
Option C
Option D
Solution
It is defined as the rate of change of velocity. The relation is $v=u+a t .$ Freely falling body.
Standard 9
Science
Similar Questions
The following table shows the positive of Renu, while she is going to her school. Draw distance$-$time graph for her motion.
Time | Distance from her home $( k m )$ |
$06: 45\, am$ | $0$ |
$07: 00 \,am$ | $8$ |
$01: 30\, pm$ | $8$ |
$01: 45\, pm$ | $0$ |
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