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An electromagnetic wave of wavelength 405 is traveling in vacuum in the direction. The electric field has amplitude 2.20×10?3 and is parallel to the axis.
Part A What is the frequency of this wave?
f=_________Hz
A 150 g ball and a 220 g ball are connected by a 36{rm cm}-long, mass less, rigid rod. The balls rotate about their center of mass at 130 rpm. What is the speed of the 150 g ball.
In an action movie, the heroine is supposed to jump with a motorcycle from the roof of one skyscraper to another one. what minimum initial speed would she need to make the jump
The force on a point charge, q, located along the z axis due to a uniformly charged ring of total charge Q, Find the points along the z axis where the force is maximum
Light is shining perpendicularly on the surface of the earth with an intensity of 131 W/m2. determine the number of photons per second per square meter that reach the earth
A 3.00kg stone is sliding to the right on a frictionless horizontal surface at 5.50m/s when it is suddenly struck by an object that exerts a large horizontal force on it for a short period of tim, What impulse does this force exert on the stone
When one person was talking in a small room, sound intensity level was 60dB everywhere within the room. Then, there were 14 people talking in similar manner at the same time in the room, what was the resulting sound intensity level.
light of wavelength 5.0 x 10 ^-7 meter in air hits a double slit. Distance between slits is 4.0 x 10^-4 m Distance to screen is 2.0 m, Determine wavelength of light in water
A vertical square plate (10' x 10') is used to dam a channel. determine the total resultant force on the plate and the location
An object with a mass of 84.0 g displaces 240.0 ml of water when it is completely immersed. What is the buoyant force on the mass
What is the approximate radius of Earth? Its mass is 6.0*10^24 kilograms and the acceleration due to gravity at its surface is 9.8 m/s2
It explodes on a mountainside 36.0 s after firing. Illustrate what are the x and y components of the shell where it explodes, relative to its firing point?
An arrow is shot off the top of a bridge of unknown height. The speed of the arrow at launch is known to be 30.0 m/s. How tall is the bridge
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