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(a) Despite being given the Nobel Prize, why was Thomson Atom rejected?
(b) With the aid of a labeled energy-level diagram of the hydrogen atom, is the spectral line of wavelength 656.5 nm can be seen in the absorption spectrum of hydrogen atoms? Why or why not?
how much money does it cost to leave a 100 watt light bulb on for 1 hour if electricity sells for 10cents per kW-h. a) 1cent b) 8 cent c) 22 cent d) 44cent e)100 cent
a spring with k 2500 nm is fixed vertically to the floor. a 10.0-kg box is pressed down on the spring such that the
an infinitely long solid cylinder of outer radius a is coaxial with the z-axis and has uniform volume charge density
A particle with a charge of -60.0 nC is placed at the center of a non conducting spherical shell of inner radius 20.0cm and outer radius 25.0cm. The spherical shell carries charge by a uniform density of -1.33µC/m^3. A proton moves in a circular orbi..
A 204.3 kg satellite is in a circular orbit of 26273 miles (42,300,000m) in radius. The force keeping the satellite in orbit is 47.9N. What is the velocity (speed) of the satellite?
You with mass 70 kilogram decide to walk the plank. Obtain the maximum distance from the edge of building that you can walk along the plank without falling
question a certain radioactive parent nucleus transforms to a different daughter nucleus by emitting an electron and a
a particle has a velocity u 0.59c in the labortory. the laboratory is itself moving with velocity v 0.48c relative to
Pictured on the right are two point charges Q1 = -80.0 x 10 C and Q 30.0 x 10-6 C separated by a distance D = 0.100 m, as shown. Calculate the potential at point A positioned d = 0.0400 m to the left of Q1.
The dipole moment of CH4 is zero, yet CH3D has a finite dipole moment. Describe why CH3D has a dipole moment. (Hint: Consider a simple qualitative model for potentials bonding H's and D's to C. Use your knowledge of the harmonic oscillator. Note that..
A 15-g bullet has a speed of 1.2 km/s. What is kinetic energy if its speed is doubled
Two speakers face each other and radiate coherently and in phase. How many loud maximum intensity positions are there between the speakers
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