This question is based upon the figure shown below

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The pendulums of each wall clock in the above diagram weigh the same. If the clocks strike 12 and the pendulums start swinging, which pendulum will complete one full stroke in the shortest amount of time?

Which choices (1 to 5) will correctly complete the sequence?

With which of the screwdrivers in the diagram above will it be possible to unscrew the screw most efficiently such that equal amount of force is exerted on the handle of the screwdriver.

Which arrow will have the maximum mechanical advantage (ratio of load lifted to effort applied) of lifting the load of 30 lbs most efficiently?

If each arrow in the above diagram represents an equal number of students moving on a path, then which path is the most crowded?

A force of 15 lbs compresses springs arranged in a linear series of 24 cm each. If the same force of 15 lbs is applied to parallel springs, the springs will be compressed by _____________________.

If the force of friction is greater than the force applied in the given direction, then in which direction will the box move?

The diagram above shows four slides made of the same material. The same kind of ball is thrown down each slide at the same time and at the same velocity. From

A bolt or a nut is tightened by turning it in a clockwise direction and loosened by turning it counterclockwise. What type of threads do bolts or nuts have?

How much weight must be placed at point D in order to balance the lever?

Which choices (1 to 4) would correctly fill the missing space?