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Light falls on a pair of slits 0.00198 cm apart. The slits are 84.2 cm from the screen. The first-order bright line is 1.88 cm from the central bright line. What is the wavelength of the light?
Answer in units of nm
The initial velocity of a 2.28 kg block sliding down a frictionless inclined plane is found to be 1.11 m/s, What is the angle of the plane with respect to the horizontal
A beam of light traveling in air strikes the surface of mineral oil at an angle of 17.8° with the normal to the surface. If the light travels at 2.17 X 108 m/s in the oil, determine the index of refraction of mineral oil
A simple pendulum has a length of 0.70 m and a mass of 0.75 kg. Calculate the quantum number for the pendulum
A rocket is launched at an angle of 54.0° above thehorizontal with an initial speed of 97m/s. The rocket moves for 3.00 s along its initial line of motionwith an acceleration of 30.0m/s2. At this time, its engines fail and the rocket proceeds to m..
Calculate the acceleration of an electron that moves through the same magnetic field as in the example, as the same velocity as the proton
charge is placed on two conducting spheres that are very far apart and connected by a long thin wire. the radius of the
a small sphere that carries a charge q is whirled in a circle at the end of an insulating string. the angular frequency
An electric motor rotating a workshop grinding wheel at a rate of 107 rev/min is switched off. Assume the wheel has the constant negative angular acceleration of magnitude 1.70 rad/s2.
A block in the shape of a rectangular solid has a cross-sectional area of 4.48 cm2 across its width, a front-to-rear length of 22.1 cm, find the magnitude of the electric field in the block
question1drawing velocitytime graphs of the following motions-a a city bus that is moving with a constant velocityb a
A total of eight tiny conducting spheres, each carrying a charge of-105 nC, are placed one each at thecorners of a cube 1.0 m on a side. What is the electric field at the center
A 53 kg skier skis directly down a frictionless slope angled at 12° to horizontal. Choose the positive direction of the x axis to be downhill along the slope.
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