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Light from a helium-neon laser (633nm) illuminates a circular aperture. It's noted that the diameter of the central maximum on a screen 50 centimeter behind the aperture matches the diameter of the geometric image.
Determine what is the aperture's diameter?
A plane flies with a velocity of 345 meter per second making an angle of 48o with the horizontal. Determine the vertical component of velocity for plane
Two point charges of magnitude 3.02 nC and ?1.82 nC are separated by 41.4 cm. What is the potential energy of the pair of charges
A hunter is standing on flat ground between two vertical cliffs that are directly opposite one another. He is closer to one cliff than the other. find the distance (in m) between the cliffs
A large circus ride has a centripetal acceleration at 6.0 m/s2. If the circular ride has a radius of 11.0 m, what is its velocity at the edge
A 1020kg artillery shell is fired from a battleship. While it is in the barrel of the gun, it experiences an acceleration of 2.1x10^4m/s^2. what net force is exterted on the artillery shell before it leaves the barrel of the gun
A frictionless plane is 10.0 m long and inclined at 34.0°. A sled starts at the bottom with an initial speed of 6.00 m/s up the incline. Determine the initial speed of the second sled
The capacitor in an LC circuit has a maximum charge at t= 1 ms. What is the circuit's period of oscillation
A car travels 20km at an average speed of 80km/hr and then stops for 15 mins to get fuel. It then continues on the same direction for another 20 km at an average speed of 40km/hr. What is the average acceleration of the 40km trip.
A 55.5-kg ice skater is moving at 4.08 m/s when she grabs the loose end of a rope, Determine the force exerted by the horizontal rope on her arms
Explain the di?erences between the electron energy spectrum of β- decay and that from an internal conversion process. What are the di?erences of these two decay mechanisms?
normalizing a wavefunctionas we will discuss in the coming week the wavefunctions of conductive electrons in carbon
A sledge loaded with bricks has a total mass of 17.1 kg and is pulled at constant speed by a rope inclined at 19.9° above the horizontal. What is the mechanical energy lost due to friction
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