A seconds pendulum has time period 2 sec. The spherical bob which is empty has mass of 50 gm. This is replaced by another solid bob of same radius but having the mass of 100 gm. The new time period will be :

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Solution

The correct option is A $2$ s
The time will remain some , because time period of the pendulum is independent of the mass of the bob used.
$T = 2 π \sqrt{\frac{e}{g}}$
It only depends on length of the string and acceleration due to gravity

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A seconds pendulum has time period 2 sec. The spherical bob which is empty has mass of 50 gm. This is replaced by another solid bob of same radius but having the mass of 100 gm. The new time period will be :

The correct option is A 2 sThe time will remain some , because time period of the pendulum is independent of the mass of the bob used.T=2π√egIt only depends on length of the string and acceleration due to gravity

The correct option is A $2$ s
The time will remain some , because time period of the pendulum is independent of the mass of the bob used.
$T = 2 π \sqrt{\frac{e}{g}}$
It only depends on length of the string and acceleration due to gravity