Problems in Elementary PhysicsH. Holt, 1896 - 194 σελίδες |
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Αποτελέσματα 1 - 5 από τα 15.
Σελίδα 47
... wheel and a force tending to hold the wheel at its rim . 15. Represent a small body suspended by six forces . Represent also the force of the weight of the body . 16. Can a single force be represented by a curved line ? Give the reason ...
... wheel and a force tending to hold the wheel at its rim . 15. Represent a small body suspended by six forces . Represent also the force of the weight of the body . 16. Can a single force be represented by a curved line ? Give the reason ...
Σελίδα 61
... wheels a weight of 450 lbs . The front wheels are 5 ft . apart and are 8 ft . from the hind wheels , which are also 5 ft . apart . Find where on the base of the carriage the centre of gravity is . NOTE . - Find centre of gravity for ...
... wheels a weight of 450 lbs . The front wheels are 5 ft . apart and are 8 ft . from the hind wheels , which are also 5 ft . apart . Find where on the base of the carriage the centre of gravity is . NOTE . - Find centre of gravity for ...
Σελίδα 74
... holding them together must be exerted in order that a force of 20 lbs . may not produce motion ? 5. An iron brake is pressed against an iron wheel with a force of 80 kgm . If the coefficient of friction 74 PROBLEMS IN ELEMENTARY PHYSICS .
... holding them together must be exerted in order that a force of 20 lbs . may not produce motion ? 5. An iron brake is pressed against an iron wheel with a force of 80 kgm . If the coefficient of friction 74 PROBLEMS IN ELEMENTARY PHYSICS .
Σελίδα 75
... wheel on an iron rail is .004 , while that of an ordi- nary wheel on an ordinary road is about .04 . How much greater load therefore can a horse draw on rails than on a road ? 7. Show by a diagram and the use of similar triangles that ...
... wheel on an iron rail is .004 , while that of an ordi- nary wheel on an ordinary road is about .04 . How much greater load therefore can a horse draw on rails than on a road ? 7. Show by a diagram and the use of similar triangles that ...
Σελίδα 77
... wheel to which a force is applied , tending to turn it , can be held still by a force of 20 lbs . applied tangen- tially at its rim . The wheel is 3 ft . in diameter . Find the work done in 10 revolutions of the wheel . 22. How many ...
... wheel to which a force is applied , tending to turn it , can be held still by a force of 20 lbs . applied tangen- tially at its rim . The wheel is 3 ft . in diameter . Find the work done in 10 revolutions of the wheel . 22. How many ...
Άλλες εκδόσεις - Προβολή όλων
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.