Question

which of the following are not correct?
a l)the basic unit of time is second.
b)every object moves with a constant speed.
c)distances between two cities are measured in kilometers.
d)the time period of a given pendulum is constant.
e)the speed of a train is expressed in m/h.

please answer fast ​

Answer 1

Answer:

E no. option is not correct

Answer 2

Answer:

I think it's E

Explanation:

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