Selina solutions

# Question 1

Q1) Write true or false for each statement

(a) two trains going in opposite directions with the same speed are at rest relative to each other.

(b) a ball is thrown vertically upwards. Its motion is uniform throughout.

(c) the motion of a train starting from one station and reaching at another station is non-uniform.

(d) A motion which repeats itself after a fixed interval of time is called periodic motion.

(e) a ball thrown by a boy from a roof top has oscillatory motion.

(f) mass has both magnitude and direction.

(g) weight always acts vertically downwards.

(h) mass varies from place to place but weight does not

Solution:

(a) False

(b) False

(c) True

(d) True

(e) False

(f) False

(g) True

(h) False

Want to top your physics exam ?

Learn from an expert tutor.

Lido

Courses

Race To Space

Teachers

Syllabus

Maths | ICSE Maths | CBSE
Science | ICSE Science | CBSE
English | ICSE English | CBSE

Terms & Policies

NCERT Syllabus

Maths
Science

Selina Syllabus

Maths
Physics
Biology

Allied Syllabus

Chemistry