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The electron and proton of a hydrogen atom are separated by a distance of 5.3*10^-11m. Find the magnitudes of the electric force and the gravitational force that each particle exerts on the other...Mass of electron is 9.11*10^-31 kg and 1.67*10^-27 kg
A small bird’s wings can undergo a maximum displacement amplitude of 5.0 cm (distance from the tip of the wing to thehorizontal). If the maximum acceleration of the wings is 12 m/s^2,and we assume that the wings are undergoing simple harmonic moti..
when the voltage is adusted so that the plates are in the same position they would be in when the 50 mg mass is placed
a current of 0.300 a through your chest can send your heart into fibrillation ruining the normal rhythm of heart beat
what will be the energy of eht photo emitted eleectron kiked of from n2 orbital of the sodium atom by photons with
a person whos weight is 80 kg is balancing on top of a basketball. the basketball itself is on the ground. what is the
A woman with mass of 55 kg stands at the rim of a horizontal table having a moment of inertia of 410 kg m2 and a radius of 1.6 m. How much work does the woman do ON THE TABLE to set it into motion
A perfectly inelastic collision (both cars stick together after the collision) occurs between a 2000kg car moving at 7m/s, What is the velocity of the cars immediately after impact
question the classical picture of the hydrogen atom has a single electron in orbit a distance 0.0529nm from the
4.60g of nitrogen gas at 22.0?C and an initial pressure of 3.30atm undergo an isobaric expansion until the volume has tripled. A) How much heat energy is transferred to the gas to cause this expansion
Two students on roller skates stand face-to-face, then push each other away. One student has a mass of 99 kg and the second student 68 kg. Find the ratio of the magnitude of the first student's velocity to the magnitude of the second student's veloci..
A 6.0 cm diameter horizontal pipe gradually narrows to 4.0cm. When water flows through the pipe at a certain rate, the gauge pressure in these two sections is 32.0 kPA and 24.0 kPA respectively. What is the volume rate of flow?
A 5.00g bullet moving with an initial speed of 400m/s is fired into and passes through a 1.00 kg block. find the speed at which the bullet emerges from the block
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