Question

ic motion
which gets repeated after a
1 of time is called a periodic
: (i) The earth completes one
at the sun in 365/4 days and
epeated after every 3651/4 days.
pon revolves around the earth
one revolution in nearly
nen repeats this motion.
nal person's heart beats every
7. Non-periodic motion
The motion which does not repeat itself
after a regular interval of time is called non-
periodic motion.
Examples : A footballer running on a
field, application of brakes in a moving
vehicle, a ball rolling down the ground
gradually slows down and finally stops and
motion of tides in the sea.
Do You Know?
endulum of a wall clock
1 after every 2 s (Fig. 2.11).
The motion of particles (called molecules) of a liq
or a gas is random or zig-zag or irregular because
do not take a specific path and specific directic
motion as shown in Fig. 2.13.
Fig. 2.13 Zig-zag motion.
MIXED MOTION
Sometimes a body can hav
one type of motion simultaneo
g pendulum of a wall clock​

Answer 1

Answer:

it is too long and all is mix plz leave space