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The beam of polarized light of intensity I0 passes via a sheet of ideal polarizing material. The polarization axis of the beam and the transmission axis of the sheet differ by 45°. Determine the
Determine at what angle is the sun above the horizon when its light is found to be fully polarized if it is reflected from the top surface of a slab of glass (n = 1.65)?
A motorcycle, which consists of an initial linear speed of 6.2 m/s, decelerates to a speed of 1.6 m/s in 5.9 s. Each wheel consists of a radius of 0.69 m and is rotating in a counter-clockwise (pos
Assume that you are riding a stationary exercise bicycle, and the electronic meter points out which the wheel is rotating at 14.1 rad/s. The wheel consists of a radius of 0.523 m. If you ride the bi
A race car travels having a constant tangential speed of 74.2 m/s around a circular track of radius 633 m. Determine the magnitude of the net acceleration.
A string trimmer is a machine for cutting grass and weeds; it employs a length of nylon "string" which rotates about an axis perpendicular to one end of the string. The string rotates at an angular
Let consider two speakers separated through a distance of 20 m and facing toward each other. The speakers are joined to the similar sound generator, which is set to a frequency of 220 Hz. Determine
After 10.3 s, as spinning roulette wheel has slowed down to the angular velocity of 1.57 rad/s. Throughout this time, the wheel consists of an angular acceleration of -5.55 rad/s squared. Find out t
A calorimeter includes 500 g of ice at -3°C. When 2.5 kg of water at 100° C are poured into the bucket, determine the final equilibrium temperature of the system? Is any ice left afterward?
A gymnast is performing a floor routine. In the tumbling run she spins via the air, increasing her angular velocity from 3.30 to 5.40 rev/s while rotating via one half of the revolution. Determine h
The two people begin at the similar place and walk around a circular lake in the opposite directions. One has an angular speed of 1.61 x 10-3 rad/s, while the other consists of an angular speed of 7.
Next, through a constant volume compression the gas reaches state C, and via a constant pressure (isobaric) transformation is brought back to the original state A. i) Through this cycle on a P-V dia
A CD consists of a playing time of 60 minutes. When the music begins, the CD is rotating at an angular speed of 466 revolutions per minute (rpm). At the end of music, the CD is rotating at 205 rpm.
The trap-jaw ant can snap the mandibles shut in as little as 1.7 x 10 to the -4 s. In order to shut, both the mandibles rotate via a 98 degree angle. Determine the average angular velocity of one of
Determine the initial length of the steel component of the straight rod. The coefficient of linear expansion are 23 x 10^-6 K^-1 for aluminum and 12 x 10^-6 K^-1 for steel.
You are in a tall building situated near the equator. As you ride an elevator from the ground floor to the top floor, your tangential speed due to the rotation of earth_______.
A rotating object begins from rest at t = o s and consists of a constant angular acceleration. At a time of t = 2.5 s the object consists of an angular displacement of 22 rad. Determine the displace
Close one eye and hold each object at arm's length (71 cm) among your open eye and the moon. Which objects, if any, fully cover your view of the moon? Suppose that the moon and both objects are ampl
The glass is 2.5 mm thick. As you familiar with, the ray emerging from the glass is parallel to the ray that entered the glass. Determine the perpendicular distance between such parallel rays.
Looking directly downward from the boat, you observe a shark which appears to be 5.2 m below the water’s surface. Determine the shark’s real depth?
A spherical mirror is silvered on both the sides, therefore it’s concave on one side and convex on the other. If an object is 56 cm from one side, a real image forms 35 cm from that side. Det
A gymnast is performing a floor routine. In a tumbling run she spins via the air, raising her angular velocity from 3.00 to 4.15 rev/s while rotating through one-half of the revolution. Determine ho
The laser beam hits the mirror 1.56 m above the ground. Behind the laser is a wall, 2.90 m from the aperture where the laser light emerges. Determine at what height does the reflected beam hit the w
White light hits a diffraction grating (890 lines/mm) at normal incidence. Determine the highest-order visible maximum which is formed?
An object of 4.8 kg and another object of 13.0 kg, both resting on a frictionless table, are joined by a mass-less compressed spring. The spring is released and the objects fly off in opposite direc