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A student measures time for 20 oscillati...

A student measures time for 20 oscillations of a simple pendulum as 30s, 32s, 35s and 31s. If the minimum division in the measuring clock is 1s, then correct meant time in second is

A

`32 pm 3`

B

`32 pm 1`

C

`32 pm 2`

D

`32 pm 5`

Text Solution

Verified by Experts

The correct Answer is:
C
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Time for 20 oscillations of a pendulum is measured as t_1=39.6s , t_2=39.9 and t_3=39.5s . What is the precision in the measurements ? What is the accuracy of the measurement ?

Time for 20 oscillations of a pendulum is measured as t_1 = 39.6 s , t_2 = 39.9 s , t_3 = 39.5. What is the precision in the measurements ? What is the accuracy of the measurement ?

Knowledge Check

  • A student measures the time period of 100 ocillations of a simple pendulum four times. The data set is 90 s , 91 s, 95 s, and 92 s . If the minimum division in the measuring clock is 1 s , then the reported men time should be:

    A
    (a) `92 +- 1.8 s`
    B
    (b) `92 +- 3 s`
    C
    ( c ) `92 +- 2 s`
    D
    ( d ) `92 +- 5.0 s`

  • The least count of a stopwatch is 0.2 s. A student found the time of 25 oscillations of a simple pendulum to be 50 second. What will be the percentage error in the measurement of time?

    A
    `0.2%`
    B
    `0.4%`
    C
    `0.01%`
    D
    `1.5%`

  • The time period of a seconds pendulum is ______ s.

    A
    `1`
    B
    `2`
    C
    `4`
    D
    `6`

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    In an experiment, the time period measurements for an oscillating simple pendulum are 2.10s, 2.12s, 2.23s, 2.62s and 2.92s. Find the relative error and absolute error in the experiment.

    The time in seconds taken for 20 oscillations noted down in an simple pendulum experiment are 38.6, 40.0, 41.5, 42.8 and 39.4 , the time period of the given simple pendulum is ____ s

    The time in seconds taken for 20 oscillations noted down in an simple pendulum experiment are 38.6, 40.0, 41.5, 42.8, and 39.4, the time period of the given simple pendulum is ______s

    The time period of a seconds pendulum is________s

    The time period of a simple pendulum is 0.2 s. What is its frequency of oscillation?

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