s of the jar. Weigh the block of wood, find itsvolume by measurement, and record.By means of the pulley, draw theblock down into the water (Fig. 7).Record the force required to makethe block sink, and compare with thedifference between the volume andthe weight. What is the force tend-ing to bnoy… … 16 PRINCIPLES OF PHYSICS. Exercise 6.IMMERSION BY USE OF A SINKER. Apparatus: Spring balance; block, of wood; sinker; jar of water.Weigh the block in air. Weigh the sinker in water. Attach thesinker to the block (Fig. 8) and weigh the two in water. Record asfollows; — Weight of block = Weight of…
Physics
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