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In a Young's experiment using sodium light (λ = 589 nm), the slits are 1.2 µm wide. You notice that fringes 4, 8, etc. are missing.
What is the slit separation?
How many fringes appear on the screen?
question1a dock worker loading crates on a ship ?nds that a 24 kg crate initially at rest on a horizontal surface
An 11g bullet is fired into an 11kg wood block that is at rest on the wood table. The block, with the bullet embedded, slides 5.11 across the table. The coefficient of kinetic friction for wood sliding on wood is 0.25.
A string under a tension of 58.5 N is used to whirl a rock in a horizontal circle of radius 2.75 m at a speed of 20.5 m/s on a frictionless surface, What is the breaking strength, in newtons, of the string
A person who weighs 616 N is riding a 108-N mountain bike. find the area of contact between each tire and the ground
A 52.6-kg skateboarder starts out with a speed of 2.16 m/s. He does 89.2 J of work on himself by pushing with his feet against the ground. Calculate the change (PEf - PE0) in the gravitational potential energy
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. What is the work done on the jet by the catapult
A 29.0-g object moving to the right at 19.0 cm/s overtakes and collides elastically with a 9.0-g object moving in the same direction at 15.0 cm/s. Find the velocity of each object after the collision
a wire is carrying a current in the -x direction. What is the direction of the uniform magnetic field such that the magnetic force is maximized
What resistive force (assumed to be constant) does the wood exert on bullet? How long does it take the bullet to come to rest.
A wheel has a rotational moment of inertia I=150. It is accelerated by a constant torque from rest to a final angular velocity of 1.0. what is the value of the torque applied
A charged capacitor is connected to an inductor. At time t = 0 the charge on the capacitor is Q = 6 %u03BCC. find the amplitude of the current at that same instant
How fast is the mass moving at the top of its new path (directly above the peg)?
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