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Carbon tetrachloride (n=1.46) is poured into a container made ofcrown glass (n=1.52). If light ray in the glass is incident on theglass-to-liquid boundary and makes an angle of 30 with the normal, what is the angle of the corresponding refracted ray.
Air passes through a large-diameter glass tube, then through a small-diameter tube, and finally through a large-diameter tube again, Find the velocity of the air in the small-diameter tube
The distance to a star is approximately 4.2e18 m. If this star were to burn out today, How long does it take for sunlight to reach Jupiter
A 300-g block is dropped onto a vertical spring with spring constant k =180.0 N/m. find the speed of the block just before it hits the spring
A copper rod of cross-sectional area 14.5 cm2 has one end immersed in boiling water and the other in an ice-water mixture, How many grams of ice melt each second
q1. originally a wheel rotating about a fixed axis at a constant angular deceleration of 0.7 rads2 has an angular
A hot air balloon is a bit like a bubble in water. It rises in air when the mass of relatively cool surrounding air displaced by the balloon is greater than the mass of the balloon, What is the buoyancy
A wave crest passes an observation point followed by a second crest. The time between crest is a period of 168.818 seconds. If the wave is traveling at a speed of 154.167 m/s, how long are the wavelengths?
A simple harmonic oscillator consists of a block of mass 4.10 kg attached to a spring of spring constant 350 N/m. What is the amplitude of the oscillations
Compute the position, velocity vector and the distance attained by athlete in a long jump event.
A converging lens of focal length 8.490 cm is 19.8 cm to the left of a diverging lens of focal length -5.83 cm. Find the magnification of the coin's final image
A car starts from rest and moves with an acceleration of 1m/s for 1s. the motor is then turned off and the car is allowed to decelerate, Calculate the total distance traveled by the car
A certain type of molecule has an excited energy states, plus the minimum energy ground state. what is the energy of the ground state
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