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A light ray is incident on the surface of water (n = 1.33) at an angle of 60 degree relative to the normal to the surface. Obtain the angle of the reflected wave?
A flashlight on the bottom of a 4.15 m deep swimming pool sends a ray upward andat an angle so that the ray strikes the surface of the water1.80 m from the point directly abovethe flashlight
consider a series rlc circuit with r15 ohms l 200 mh c 75 75 microf and maximum voltage of 150. what is the rms
The maximum intensity per unit wavelength of an ideal blackbody occurs at the same wavelength as the electromagnetic radiation absorbed in a transition from the fourth excited state to the sixth excited state in a hydrogen atom
A projectile is fired with an initial velocity of 20 m/s at 50° above horizontal. At the projectile's highest point, what is its velocity?.What is its acceleration?
A bullet of mass 5.00g is fired horizontally into a wooden block of mass 1.30 kg resting on a horizontal surface. What was the initial speed of the bullet
A RC circuit is to be wired for testing using a 33 ohm resistor anda 100 mirco farad capacitor. The signal source is a squarewave generator, Calculate the expected time constant
A mass m = 14 kg rests on a frictionless table and accelerated by a spring with spring constant k = 5209 N/m. The floor is frictionless except for a rough patch, What is the length of the rough spot
In the process of changing a flat tire, a motorist uses a hydraulic jack. She begins by applying a force of 59 N to the input piston, which has a radius r1. As a result, the output plunger, which has a radius r2, applies a force to the car. The ra..
A certain heat engine does 8.5 kJ of work and dissipates 8.50 kJ of waste heat in a cyclical process. What was the heat input to this engine
A tire 0.650 m in radius rotates at a constant rate of 150 rev/min. What is the acceleration of the stone
The distance between a node and the nearest antinode of a standing sound wave in air is 8.25 m. obtain the frequency of this wave
calculate the force of gravity between the earth and the moon. moons mass=7.4x10^22 kg ; average earth moon distance =3.8x10^8 m. Express your answer to two significant figures and include appropriate units. F=G((m1m2)/d^2)
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