Question

1)When a particle moves along a straight path, then the particle has
a)tangential acceleration only
b)centripetal acceleration only
c)both tangential and centripetal acceleration
d)None of the mentioned
2)Displacement is an example of which quantity?
a)scalar
b)vector
c)polar
d)imaginary

Answer 1

Answer:

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Answer 2

a)scalar

b)vector

c)polar

d)imaginary