Question

plz tell me fast it is urgent ​

Answer 1

Answer:

Explanation:

1) UNIFORM ACCELETARION.

S=T²

DIFFERENTIATING,

V=2T.

AGAIN DIFFERENTIATING,

ACCELERATION=2 [ REMAINS A CONSTANT]

2) IN UNIFORM MOTION.

3) BOTH 2 AND 4.

HOPE IT HELPS.

Answer 2

Answer:

first b

second b

third a

although third depends from which frame of reference we are observing

therefore it can also be c if we watch that person from ground and at rest for the person who is also sitting in marry go round