Introduction to PhysicsPrentice-Hall, 1955 - 780 σελίδες For college students. |
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Σελίδα 40
... Find the weight of and the tension in the cords b , c , and d . 8. In wrecking a building , a steel ball weighing 1000 lb is used as a pendulum to swing against the walls . The supporting cable is 60 ft long . What force is exerted by ...
... Find the weight of and the tension in the cords b , c , and d . 8. In wrecking a building , a steel ball weighing 1000 lb is used as a pendulum to swing against the walls . The supporting cable is 60 ft long . What force is exerted by ...
Σελίδα 105
... Find the stress ( in gm / cm2 ) and the strain . SOLUTION : By definition of stress , = stress = f / a . Since ƒ = 2 kg = 2000 gm and a = πг2 = π ( 0.08 ) 2 , stress = 2000 π ( 0.08 ) 2 = 100,000 gm / cm2 ( approximately ) . To find the ...
... Find the stress ( in gm / cm2 ) and the strain . SOLUTION : By definition of stress , = stress = f / a . Since ƒ = 2 kg = 2000 gm and a = πг2 = π ( 0.08 ) 2 , stress = 2000 π ( 0.08 ) 2 = 100,000 gm / cm2 ( approximately ) . To find the ...
Σελίδα 248
... Find the energy radiated per minute from the surface of a copper sphere 5 cm in diameter when its temperature is 300 ° C . How much energy would be radiated per minute if the temperature were re- duced to the boiling point of helium ? 7.
... Find the energy radiated per minute from the surface of a copper sphere 5 cm in diameter when its temperature is 300 ° C . How much energy would be radiated per minute if the temperature were re- duced to the boiling point of helium ? 7.
Περιεχόμενα
Measurement and Problem Solving | 1 |
Scalar and Vector Quantities | 16 |
Equilibrium | 28 |
Πνευματικά δικαιώματα | |
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a-particle acceleration angle angstroms angular atom axis body centimeter Chapter circuit cm/sec coefficient coil compute condenser constant cylinder density determined diameter direction displacement distance dynes earth electromotive force electron electron volts equals equation ergs fission focal length frequency friction glass gram heat helium horizontal hydrogen ideal mechanical advantage increases index of refraction indicated induction intensity ions isotope joules kinetic energy lens light lines liquid magnetic field mass measured mechanical miles/hr mirror molecules momentum move neutrons nucleus object ohms orbit particle physicist plane plate pole positive charge potential difference potential energy pressure produce proton quantity radiation radioactive radius rays refraction resistance rotation Sample Problem shown in Fig spectrum string substance surface temperature tion transverse wave tube unit vapor velocity vib/sec vibration volts volume wave length wave motion wire x-rays zero