Important questions for class 11 Physics Chapter 1 Units and Measurements

important questions class 11 physics chapter 1 units measurements 1

A bob of mass m is suspended from the ceiling of a train moving with an acceleration a as shown in figure. Find the angle

θ

in equilibrium position.

${tan}^{- 1}$ a/g

${cot}^{- 1}$ a/g

${sin}^{- 1}$ a/g

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Chapter 1 - Units and Measurements