Problems in Elementary PhysicsH. Holt, 1896 - 194 σελίδες |
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Σελίδα 13
... block . If the block is to be weighed , what four conditions vary the weight ? 17. A force of 10 men can do a piece of work in 5 days working 8 hours a day . How many men will be needed to do the same work in 6 days of 10 hours each ...
... block . If the block is to be weighed , what four conditions vary the weight ? 17. A force of 10 men can do a piece of work in 5 days working 8 hours a day . How many men will be needed to do the same work in 6 days of 10 hours each ...
Σελίδα 15
... block displaces 152.295 gm . of water . Its width is 7.1 cm . , height 3.3 cm . Find its length . 18. If 20 cu . cm . of iron weigh 156 gm . , what is the ratio of the weight of iron to the weight of water ? 19. If you had a burette , a ...
... block displaces 152.295 gm . of water . Its width is 7.1 cm . , height 3.3 cm . Find its length . 18. If 20 cu . cm . of iron weigh 156 gm . , what is the ratio of the weight of iron to the weight of water ? 19. If you had a burette , a ...
Σελίδα 26
... block each edge of which is 15 cm . is sunk in water till the horizontal top is 10 cm . below the surface . Find the difference in the pressures on the top and bottom . 25. If the top is sunk to a depth of 40 cm . , what will be the ...
... block each edge of which is 15 cm . is sunk in water till the horizontal top is 10 cm . below the surface . Find the difference in the pressures on the top and bottom . 25. If the top is sunk to a depth of 40 cm . , what will be the ...
Σελίδα 33
... 6. A rod 1 cm . square is plunged into water to a depth of 10 cm . If the rod weighs 6 gm . , how much additional force will be required to hold it in position ? 7. A rectangular block 8 by 6 by 2 cm MECHANICS OF FLUIDS . 33.
... 6. A rod 1 cm . square is plunged into water to a depth of 10 cm . If the rod weighs 6 gm . , how much additional force will be required to hold it in position ? 7. A rectangular block 8 by 6 by 2 cm MECHANICS OF FLUIDS . 33.
Σελίδα 34
... block in the preceding problem weighs 50 gm . , how much additional force is required to hold it in that position ? 9. What force would be required to hold it with the same surface at a depth of 60 cm . in water ? 10. A square rod ...
... block in the preceding problem weighs 50 gm . , how much additional force is required to hold it in that position ? 9. What force would be required to hold it with the same surface at a depth of 60 cm . in water ? 10. A square rod ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
amperes angle of incidence barometer block body Boyle's Law brass C₁ candle-power cell centimeter circuit Clark cell coefficient of friction coil concave mirror conjugate foci copper wire cubic current strength deflection density diagram to show diameter direction distance Draw a diagram dynes electric energy equal ergs Express the ratio Find focal length force formula given grams heat horizontal inches index of refraction internal resistance inversely iron lamp latent heat lens liquid magnetic pole mass measure mercury meter Ohm's Law ohms parallel pendulum plane poundal principal focus Prob problems produce Prof proportion represent resultant solid specific gravity square surface tangent galvanometer temperature thick tion total pressure tube units V₁ varies directly velocity of sound vessel vibration-number vibrations per second volts volume watts weight wheel width
Δημοφιλή αποσπάσματα
Σελίδα 1 - Measures of Length. 10 millimeters (mm.) 1 centimeter (cm.) 10 centimeters 1 decimeter (dm.) 10 decimeters 1 meter (m.) 10 meters 1 dekameter (Dm.) 10 dekameters 1 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.
Σελίδα 2 - Measures of Weight 10 milligrams (mg) =1 centigram eg 10 centigrams =1 decigram dg 10 decigrams =1 gram g 10 grams =1 dekagram Dg 10 dekagrams =1 hektogram Hg 10 hektograms =1 kilogram Kg...
Σελίδα 161 - Remembering that the joint resistance of two (or more) circuits in parallel is the reciprocal of the sum of the reciprocals of the resistances of the several branches, we have: Fig.
Σελίδα 156 - ... and the projection of one on the other — is retrograde, or in the same direction as the motion of the hands of a watch.
Σελίδα 124 - A' MB' are similar, and A'B'^B'M AB BM' So in this case, as before, the size of the image is to the size of the object, as the distance of the image from the mirror is to the distance of the object from the mirror.