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Light of wavelength 646nm from a distant source is incident on a slit .720mm wide, and the resulting diffraction pattern is obereved on a scree 3.60m away
Part A What is the distance between the two dark fringes on either side of the central bright fringe.
A 0.45 kg object connected to a light spring with a force constant of 19.6 N/m oscillates on a frictionless horizontal surface. Determine the maximum speed of the object
What is the magnitude of the external force essential to hold a 2 kg cart motionless at the top of a 2m high incline which is 30 degrees.
Illustrate what was its angular acceleration (assumed constant) and what was its final angular speed in rpm?
A tennis player swings her 1000 g racket with a speed of 12.0m/s . She hits a 60 g tennis ball that was approaching her at a speed of 10.0m/s, What is the target's speed just after the bullet emerges
A 27 pound meteorite struck a car, leaving a dent 21 cm deep in the trunk. If the meteorite struck the car with a speed of 500 m/s, what was the magnitude of its deceleration, assuming it to be constant.
A wooden raft has a mass of 76 kg. When empty it floats in water (density 1000 kg/m3) with 51 percent of its volume submerged. What mass of sand can be put on the raft without it sinking.
Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 22 m/s at an angle 63 degrees, What is the horizontal and vertical component of the balls
A 56 kg astronaut floating at rest in space outside a space capsule throws his 0.50kg hammer such that it moves with the speed of 14.00 m/s relative to the capsule. What happens to the astronaut? What is the astronaut's speed.
In a non-uniform gas, the equation of state is valid locally, as long as the density does not change too rapidly with position. Consider a column of ideal gas under gravity at constant temperature. Find the density as a function of height, by bala..
A 76 kg student traveling in a car with a constant velocity has a kinetic energy of 1.1 multiply.gif 104 J. What is the speedometer reading of the car in km/h
A 0.347-nm photon collides with a stationary electron. After the collision, the electron moves forward and the photon recoils backwards. Find the momentum of the electron
A 0.800mm -diameter ball bearing has 2.50×109 excess electrons, What is the ball bearing's potential
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