If a laptop computer weighting 22 N is dropped from a distance of 1 m onto a floor, determine the average reaction force from the floor if the time of contact is changed by using different cushion materials as shown in the accompany table.
First, we compute the velocity of the laptop right before it strikes the ground.
Calculate the average reaction force. Note the final
velocity of the laptop is zero.
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Answer the following statement true (T) or false (F)
On a receptacle, the ____________________ conductor is connected to the silver terminal screw.
Fill in the blank(s) with the appropriate word(s).
The objective in cow-calf operations is to produce a calf from every cow every ____.
Fill in the blank(s) with the appropriate word(s).
If governing regulations require extension ladders to be set at such an angle that the distance from the top support to the foot of the ladder is approximately one fourth of the working length of the ladder, how many inches should the base of a ladder with a 12 1/4-foot working length be from the scaffold end frame?
What will be an ideal response?