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Carbon Tetrachloride A 30mm thick layer of water (n = 1.33) floats on a 50 mm thick layer of carbon tetrachloride (n = 1.46) in a tank. A coin lies at the bottom of the tank. At what depth below the top water surface do you perceive the coin? (Hint: Utilize the result and assumptions of Problem 35 and work by a ray diagram of the situation.)
Please explain why the emission of the electrons doesn’t occur when the wavelength of incident radiation is set to the maximum value (for example 799.9 nm for lead)?
A barefoot field-goal kicker imparts a speed of 26 m/s to a football at first at rest. If the football has a mass of 0.24 kg and the If the football has the mass of 0.24 kg and the time of contact with the ball is 0.037 s, what is the force exerte..
q1. a cube of ice is taken from the freezer at -9.4degc and placed in a 94 g aluminium calorimeter filled with 315 g of
A 1540.0 g mass is ona horizontal surface with μk = 0.31, and is in contact with a massless spring with a force constant of 787.0N/m which is compressed. When the spring is released, it does 2.52J of work on the mass while returning to its equilib..
A swimming pool has dimensions 29 m x 34 m and a flat bottom, what is the total force due to the water on the bottom
A 1055-kg van, stopped at a traffic light, is hit directly in the rear by a 655-kg car traveling with a velocity of +2.00 m/s. What is the final velocity of each vehicle
A 5,000 kg satellite is orbiting the Earth in a circular path. The height of the satellite above the surface of the Earth is 800km. The velocity of the satellite is (Me = 5.98 x 10^24 kg, Re = 6.37 x 10^6 m, G = 6.67 x 10-11 N • m2/kg2)
tall corporation purchased 75 percent of light corporations voting common stock on january 1 20x2 at an amount equal to
An airplane travels a distance 270 m down the runway before taking off. If it starts from rest, moves with a constant acceleration, what is its speed when it takes off
It's possible to estimate the percentage of fat in the body by measuring the resistance of the upper leg rather than the upper arm; the calculation is similar. What are the fractions of muscle and fat in the leg
an electron in the hydrogen atom is in an excited state given by n4 l3 ml2 ms12. list the possible final states the
At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls away, What is the source of the centripetal force acting on the riders
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