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A converging lens had a focal length f = 51cm for blue light (n=1.57). The index of refraction of this lens for red light is n = 1.49. What is the focal length for red light?
An alpha particle (m= 6.64E-27 kg) trapped in the nucleus of an atom can be modelled as a particle moving in a one-dimensional box of width 1.00E-14m. calculate The ground state momentum of the particle
A +10 nC charge is placed on the x-axis at x= -6cm. A +8 nC charge is placed 14cm away on the x-axis at x= +8 cm. A) find the potential at the origin
A soccer player kicks a ball that is on the ground down the field. The balls initial velocity is 10 m/s, 30 degrees above the horizontal. How long does is take for the ball to land down the field
Two point charges 1.9cm apart have an electric potential energy -150?J . The total charge is 30nC
An atomic bond can be modeled as atoms connected by tiny springs. For an atom tied to a spring the waves, where the positions x is the displacement from the equilibrium position.
A hunter is standing on flat ground between two vertical cliffs that are directly opposite one another. He is closer to one cliff than to the other. compute the distance between the cliffs
A rocket of mass 4.5 105 kg is in flight. Its thrust is directed at an angle of 61.0° above the horizontal, Find the magnitude and direction of the rockets acceleration
A 4.3 kg rock is initially at rest at the top of a cliff. Assume that the rock falls into the sea at the foot of the cliff and that its kinetic energy is transferred entirely to the water. The specific heat of water is 4186 J/kg·?
A car makes a trip due north for three-fourths of the time and duesouth one-fourth of the time. The average northward velocity has amagnitude of 24 m/s, and the averagesouthward velocity has a magnitude of 23 m/s.
What is the least radius of the circular path? (b) At this radius, what is the force causing the centripetal acceleration of the pilot.
a motorcycle is following a car that is traveling at constant speed on a straight highway. initially the car and the
Consult Multiple-Concept Example 7 to see a model for solving this type of problem. A concave makeup mirror is designed so the virtual image it produces is 3 times the size of the object when the distance among the object and the mirror is 18 cm. Wha..
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