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Discuss the phenomenon of total internal reflection. Also include an explanation of the critical angle.
A wheel of diameter 24.0 cm is constrained to rotate in the xy plane, about the z axis, which passes through its center. What is the torque about the rotation axis at this instant
100 grams of oxygen and 100 grams of hydrogen gas occupy separate, equal sections of 200 liter tank. find the pressure after the reaction ends
A projectile, fired by unknown initial velocity, lands 22.0 s later on the side of a hill, 3250 m away horizontally and 425 m vertically above its starting point. (Ignore any effects due to air resistance.) What was its maximum height above its launc..
A ball is projected horizontally from the edge of a table that is1.00 meter high, and it strikes the floor at a point 1.20 meter from the base of the table. Determine what is the initial speed of the ball
A sound wave propagating in air has a frequency of 4.45 kHz. Estimate the change in wavelength when the wave, initially traveling in a region where T = 27°C, enters a region where T = 11.5°C
a 65 rm kg student is standing atop a spring in an elevator that is accelerating upward at 3.0rm mrm s2. the spring
A proton moving at 5 x 10^4 m/s horizontally ( + x direction) enters a region where a magnetic field of .12 T is present directed in -y direction
The heating element of a room heater is rated at 750W when itis operated from a 120V power supply? What is the resistance of the heating element?
A model airplane is being flown on a guideline that can sustain at most 180 Newton of tension. Determine the radius of the smallest horizontal circle in which the plane can be flown
Immediately before collision, the linebacker is slipping with a velocity of 8.6 m/s north and the halfback is sliding with a velocity of 7.4 m/s east.
You are given a straight piece of conductor that is 4.6 cm long, find the magnitude of induced voltage that will be produced between the ends of this moving conductor
A 0.04 kg bullet collides in elastically with a 0.5 kg ballistic pendulum. Before the collision the pendulum was at rest but immediately after collision the pendulum is moving with speed of 13.6 m/s. How fast was the bullet travelling before the coll..
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