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Determine what is the thinnest soap film that will strongly reflect yellow light with a wave length of 589 nanometers?
Two 68 g ice cubes are dropped into 234 g of water in a thermally insulated container. If the water is initially at25°C, and the ice comes directly from a freezer at -15°C, what is the final temperature at thermal equilibrium? (Neglect the heat capac..
question a screen is placed49.0cm from a single slit which is illuminated with light of wavelength 677nm. if the
A satellite in Earth orbit has a mass of 106 kg and is at an altitude of 1.94 106 m.(Assume that U = 0 as r ? infinity), What is the potential energy of the satellite-Earth system
A constant force of magnitude 30 N makes an angle of 150° (measured counterclockwise) with the direction of increasing x as the force acts on a 2 kg object. How much work is done on the object by the force
If a block of wood floating on a pool of water has a volume of 37 cm3anddisplaces a volume of waterof 30 cm3, what is the densityof the wood
A block starts from rest at the top of a 30 degree inclined frictionless plane and after travelling 1 meter encounters a spring of constant 3.0 kN/m, find how much would the block compress the spring
A satellite moves around the earth in a circular orbit at a constant speed of 5000m/s. find the radius of the orbit
A cylindrical storage tank has a radius of 1.31 m. When filled to a height of 3.99 m, it holds 15,444 kg of a liquid industrial solvent. What is the density of the solvent
A heat rate of 3kW is conducted through a section of an insulatingmaterial of cross-sectional area 10m2 and thickness2.5cm. If the inner (hot) surface temperature is 415oCand the thermal conductivity of the material is 0.2 W/m.K, what is the outer su..
A 1000-kg car is travelling west at 17.0 m/s toward an intersection. What is the angle of their velocity after the collision relative to the east direction
A volleyball is spiked so that its incoming velocity of +4.0m/s is changed to an outgoing velocity of -21 m/s. What impluse does the player apply to the ball
Two different balls are rolled (without slipping) toward a common finish line. Their angular speeds are shown to the right. how long does each ball take to reach the finish line
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