The ratio of T1 : T2 is 1.6
<h3>
What is Simple Harmonic Motion ?</h3>
SHM is the periodic motion of a particle along a line such that the acceleration of the body is directed toward a fixed point and proportional to its displacement.
Given that a pendulum of length 130.0 cm has a period of oscillation, T₁.
Then, The period T₁ = 2

T₁ = 2 x 3.142 
T₁ = 6.284 x 0.36
T₁ = 2.266
But if T = 0
then, m
/r = mg
the m will cancel out
Then v = 
where r = 50/100 = 0.5m
Substitute into the formula
v = 
v = 2.24 m/s
Also, given that the bob is pulled and released to move in a horizontal circle of radius 50.0 cm and the period of rotation is T2,
w = 2
f
w = 2
/T
but v = wr
w = v/r
Therefore,
v/r = 2
/T
Substitute all the parameters into the formula
2.24/0.5 = (2 x 3.1423) /T
T = 6.284/4.472
T = 1.405 = 
The ratio T₁: T2 will be 2.266/1.405
The ratio is 1.6
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Answer:
Zinc- Zn
Mass Numbers:
Tin-118.71 u
Zinc- 65.38
Protons:
Tin-50
Atomic number zinc 45.38
Zinc has 30 electrons
Tin has 50 electrons
35 neutrons in zinc
iodine-
atomic number- 53
78 neutrons
cl-1 is chlorine
atomic number 17
18 neutrons
17 electrons
atomic number 35 is bromine
symbol Br
35 protons
45 neutrons
35 electrons
Aluminium
protons and electrons 13
neutrons 14
atomic number 14
fe+2
26 protons
24 electrons
30 neutrons
ferrous iron
Cu+1 copper
63.546 mass number
proton and electron 29
neutron 35