the units of time cannot be changed from one to another
say me if it is true or false.....
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Answer:
We know that,
(i) The basic unit of time is second, second is the SI unit of time.
(ii) Every object may or may not moves with a constant speed. Some are accelerating also.
(iii) The Distance between two cities are measured in kilometers. it is big unit of distance.
(iv) The time period of a given pendulum is always constant because it depends on the length of the pendulum.
(v) The speed of a train is measured in km/h and in m/s.
So, we can say that, (ii), (iv) and (v) are not correct statements.
Hence, This is the correct answer.
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