Study and operation of Inverted Pendulum System 
1. A girl uses simple pendulum to determine the value of acceleration due to gravity in her physics laboratory. The percentage error of measurement in length and time period of pendulum are 1% and 2% respectively. The percentage error in g, determined by her is
2. The value of 'g' in the moon is 1/6 th times than that on the earth surface, then the time period of a pendulum in the moon is how much times than that of the earth surface?
3. A pendulum clock is taken from earth to revolving artificial satellite, it will ____
4. The length of a simple pendulum is increased by 44%. What is the percentage increase in its time period ?
5. Which one of the following is a correct statement
6. The period of oscillation of a simple pendulum of constant length on the earth surface is T. Its period inside a mine is
7. A pendulum suspended from the ceiling of a train has a period T, when the train is at rest. When the train is accelerating with a uniform acceleration a, the period of oscillation will
8. Two pendulums begin to swing simultaneously. If the ratio of the frequency of oscillations of the two is 7 : 8, then the ratio of lengths of the two pendulums will be
9. The period 'T' of a pendulum, having length'L', moment of inertia'I', bob of mass 'm' is given by
10. If a child swinging on a swing in sitting position suddenly stands up, the time period of swing will