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Light of wavelength 600 nm falls on a 0.45 mm wide slit and forms a diffraction pattern on a screen 1.5 m away.
a) Discover the position of the first dark band on each side of the central maximum.
b) Discover the width of the central maximum.
After the interaction, the particles (which can't be distinguished) are observed moving at angles 55.3° and 34.7°, both angles being measured with respect to the original direction of motion. Illustrate what are the final speeds of the particles?..
A viewing window on the side of a large tank at a public aquarium measures 41 in. by 46 in. What is the total outward force on the window
A 0.015 kgrecord with a radius of 15 cm rotates with an angular speed of 33 1/3 rpm. What is the fly's angular momentum
An electron with a speed of 7.98 × 108 cm/s in the positive direction of an x axis enters an electric field of magnitude 2.25 × 103 N/C, how much time will have elapsed
You are standing at rest with respect to the earth holding a lance which you measure as 10 meters long. Which lance hits the other person first
a constantan strain gauge has a nominal 120 ohm electrical resistance in a unstressed and unstrained state. if the
The length of a simple pendulum is 0.79 m, and the mass of the bob at the end of the cord is 0.24 kg. What is the angular frequency of the motion
The armature of a shunt motor has a mass of 250kg and a diameter of 30 cm. What horse power is developed by the motor running at 3000rpm
An open container holds ice of mass 0.595kg at a temperature of -13.5 celcius . The mass of the container can be ignored. How much time passes before the ice starts to melt
A baseball catcher moves his glove away from a 36.0 m/s fastball as he catches it. If the average force he exerts on the ball is 1.05*103 N, how far does the glove move? Assume constant deceleration of the ball, which has a mass of 0.142 kg.
A physics professor is pushed up a ramp inclined upward at an angle 33.0^\circ above the horizontal as he sits in his desk chair that slides on frictionless rollers. The combined mass of the professor and chair is 82.0 kg.
Your friend has a pair of fuzzy dice with a mass of 1.19 gram hanging from his rear-view mirror, Find at what angle to the vertical will the tension in the string be twice the weight of the dice
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