Problems in Elementary PhysicsH. Holt, 1896 - 194 σελίδες |
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Σελίδα 25
... direction in which the pressure is considered as acting ? 16. What is the pressure on a sq . cm . of area at a depth of one kilometer of water ? Of alcohol which is as heavy as water ? 17. A cubical box 2 ft . on an edge is sunk in ...
... direction in which the pressure is considered as acting ? 16. What is the pressure on a sq . cm . of area at a depth of one kilometer of water ? Of alcohol which is as heavy as water ? 17. A cubical box 2 ft . on an edge is sunk in ...
Σελίδα 47
... direction of the hands of a watch and three others in the opposite direction . 13. Represent the three forces acting on an oar . 14. A large wheel is turned by a small crank fastened to the axle . Represent the force turning the wheel ...
... direction of the hands of a watch and three others in the opposite direction . 13. Represent the three forces acting on an oar . 14. A large wheel is turned by a small crank fastened to the axle . Represent the force turning the wheel ...
Σελίδα 48
... direction + , and in opposite direction - . B. The test of equilibrium of three forces acting from a point is that the lines which represent the forces must be capable of enclosing a triangle when placed tail to tip in same direction ...
... direction + , and in opposite direction - . B. The test of equilibrium of three forces acting from a point is that the lines which represent the forces must be capable of enclosing a triangle when placed tail to tip in same direction ...
Σελίδα 50
... direction CH with a force of 1800 lbs . on a car at CD , find the useful component CD . 17. Copy the figure ( Fig . 8 ) , and determine whether these forces are in equilibrium . C. If HD = 18. ABD ( Fig . 9 ) is an inclined plane on ...
... direction CH with a force of 1800 lbs . on a car at CD , find the useful component CD . 17. Copy the figure ( Fig . 8 ) , and determine whether these forces are in equilibrium . C. If HD = 18. ABD ( Fig . 9 ) is an inclined plane on ...
Σελίδα 51
... directions SR and HF . 22. Copy Fig . 11 and find , by diagram , R , of forces A and B and R , of forces x and y . Then find ... direction . 27. Forces 3 , 4 , and 5 act in the same straight line . What is the greatest and what the least ...
... directions SR and HF . 22. Copy Fig . 11 and find , by diagram , R , of forces A and B and R , of forces x and y . Then find ... direction . 27. Forces 3 , 4 , and 5 act in the same straight line . What is the greatest and what the least ...
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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.