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In a simple pendulum experiment , the length of the pendulum is 90.6*10^-2 m the time period s 1.91 second.write the value of acceleration due to gravity to correct significant figures and round it of.

In a simple pendulum experiment , the length of the pendulum is 90.6*10^-2 m the time period s 1.91 second.write the value of acceleration due to gravity to correct significant figures and round it of.

Grade:Upto college level

1 Answers

urfa asad
36 Points
2 years ago
given: length(L) = 90.6 x 10^-2 m
time (T) = 1.91 s
gravity= ?
T= 2pie* under root L/g
therefore g= 4 pie sq. x L/T^2
                  = 4 x 22 x 90.6 x 10^-2/7 x (1.91)^2
                  = 312.2094867386937 x 10^-2
by rounding off we get 312.2.x 10^-2 and the remaing signifcant figures are 4
 

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