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in young 's double slit experiment the width of two slits are in the ratio 1;9 . calculate the ratio of the intensities at the maximum and minimum .
After the horizontal projectile leaves the gun, what are the accelerations in the x and y directions
A source emitting sound in air at frequency of 1000 Hz recedesfrom an observer with speed 1/5 speed of sound. If observer moves towards source at a speed of 1/10 speed ofsound, what frequency does he measure
A runner covers one lap of a circular track 40.0m in diameter in 63.3s. what were her average velocity(in m/s) for that half-lap
A human cannonball with a mass of 70 kilogram receives a movement quantity (J) of 4 x 103 N(s) during 0.35 seconds. Obtain the force that acts upon the human cannonball
An old mining tunnel disappears into a hillside. You would like to know how long the tunnel is, but it's too dangerous to go inside. but, you gure out a way: using your subsonic applier and loudspeaker, you in resonances at 4.5 Hz and 6.3 Hz, and at ..
What is the final angular velocity, ωf , of the two disks? What is the final rotational kinetic energy, Kf , of the two spinning disks?
Calculate the force of gravity on a spacecraft 32000 km (5 earth radii) above the Earth's surface if its mass is 1800 kg. N (toward the earth)
A small block with mass 0.200 kg is attached to a string passing through a hole in a frictionless, horizontal surface. What is the radius of the circle when the string breaks
One way to attack a satellite in Earth orbit is to launch a swarm of pellets in the same orbit as the satellite but in the opposite direction. Suppose a satellite in a circular orbit 360 km above Earth's surface collides with a pellet having mass ..
An ac voltage source is connected in series with a1.3 µF capacitor and a 610 ohm resistor. Compute the frequency of the ac voltage source
An incident X-ray photon of wavelength 0.2800 nm is scattered from an electron that is initially at rest. find the momentum gained by the electron
A water skier lets go of the tow rope upon leaving the end of ajump ramp at a speed of 14.7 m/s. Asthe drawing indicates, the skier has a speed of 12.5 m/s at the highest point of the jump.Ignoring air resistance, determine the skier's height Habove ..
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