Physics, asked by jasminejohn2034, 9 months ago

A student uses a simple pendulum of exactly 1m length to determine g, the acceleration due ti gravity. He uses a stop watch with the least count of 1sec for this and record 40seconds for 20 oscillations for this observation, which of the following statement (s)is(are) true?

Answers

Answered by divyanshudivy8

1

Answer:

Explanation:

We know that,

T

ΔT

=

t

Δt

=

40

1

T=2sec/ Oscillation

ΔT=0.05sec

We have g=

T

2

4π

2

Ln

2

g

Δg

=

T

2ΔT

⇒ % error =

T

2ΔT

×100

We know,

T

ΔT

=

40

1

T

2ΔT

×100=5%

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