A body is allowed to fall freely from a height of 1000m . find the time taken to reach the ground (g=10m/s^)
deku54:
the same time will take to reach it to the ground
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U will be Zero as the ball is dropped
Using third equation of newtons law of motion ;
v² - u² = 2as
v²= 2(10)(1000) = 20000
v= 100√2
Now, using 1st equation of motion,
v = u + at
100√2 = 10t
Time taken = 10√2 seconds
Using third equation of newtons law of motion ;
v² - u² = 2as
v²= 2(10)(1000) = 20000
v= 100√2
Now, using 1st equation of motion,
v = u + at
100√2 = 10t
Time taken = 10√2 seconds
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