Time periods of oscillation of the same simple pendulum measured using four different measuring clocks were recorded as 4.62 s , 4.632 s , 4.6 s and 4.64 s . The arithmetic mean of these readings in c

Question

Time periods of oscillation of the same simple pendulum measured using four different measuring clocks were recorded as 4.62 s , 4.632 s , 4.6 s and 4.64 s . The arithmetic mean of these readings in correct significant figure is :

TestHub · Accepted Answer

Sum of number by considering significant digi sum = 4.6 + 4.6 + 4.6 + 4.6 = 18.4 Arithmetic Mean = 4 sum ​ = 4 18.4 ​ = 4.6

Physics - Error Question with Solution | TestHub

Options:

Doubts & Discussion