What is the minimum thickness of the film
Monochromatic light of variable wavelength is incident normally on a thin sheet of plastic film in air. The reflected light is a maximum only for 482.9 and 676.0 in the visible spectrum. What is the minimum thickness of the film ?
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Determine T1 and T2, the tension in the two parts of the string, and (b) find the moment of inertia of the pulley. (118.5 N, 156 N, 1.17 kg.m2)
A pair of eyeglass frames are made of epoxy plastic (coefficient of linear expansion 1.30 104 C1). At room temperature (20.0C), the frames have circular lens holes 2.20 cm in radius. To what temperature must the frames be heated if lenses 2
A 1000 {kg} steel beam is supported by the two ropes shown in the figure. Each rope can support a maximum sustained tension of 5600 {N}.
What your definiation of Deforestation? What your definiation of Deforestation?
The foot of the ladder is 8.0 m from the bottom of the wall. Calculate the force exerted by the wall, and the normal force exerted by the floor on the ladder. (480 N, 1200 N)
Culture impacts adult development in a variety of ways. Select either ethnicity, religion, or gender as a cultural factor and describe how this factor influences adult development.
A 5.00-g lead bullet traveling at 330 m/s is stopped by a large tree. If half the kinetic energy of the bullet is transformed into internal energy and remains with the bullet while the other half is transmitted to the tree, what is the increase in
An electron accelerated from rest through a voltage of 500 V enters a region of constant magnetic field. If the electron follows a circular path with a radius of 17 cm, what is the magnitude of the magnetic field?
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