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Visible light passes through a diffraction grating that has 900 slits per centimeter, and the interference pattern is observed on a screen that is 2.72 meter from the grating.
Part A In the first-order spectrum, maxima for two different wavelengths are separated on the screen by 2.62 millimeter. Find the difference between these wavelengths?
A 10.0-kW laser with a beam area of 10.0 cm2 is incident normally on a mirror. Assuming perfect reflection, what is the force due to radiation pressure on the mirror
A student throws a set of keys 4.4m up to friend in window. the friend catches the keys 1.7s later. what is the intial velocity
A race car(m=800kg) starting from rest completes a 450m dragrace in a time of 3s. what is the engine's average power output
At t = 0, the current through a 65.0 mH inductor is 52.0 mA and is increasing at the rate of 100 mA/s. What is the initial energy stored in the inductor
A flywheel with a radius of 0.300m starts from rest and accelerates with a constant angular acceleration of 0.600rad/s2. Compute the magnitude of the tangential acceleration
question a crate is sliding down an inclined plane. the coefficient of kinetic friction between the crate and the plane
You have a wire with a current that points upwards. If you put a compass east of that wire, how would the magnitude and direction of the total magnetic field change
if you walk 6.0 km in a straight line in a direction north of east and you end up 2.0 km north and several kilometers
A small earthquake starts a lamppost vibrating back and forth. The amplitude of the vibration of the top of the lamppost is6.5 cm at the moment the quake stops, and8.6 s later it is 2.1 cm. What is the time constant for the damping of the oscillation..
An AC generator supplies an rms voltage of 240 V at 60.0 Hz. It is connected in series with a 0.450 H inductor, a 3.90 ?F capacitor and a 316 ? resistor. What is the peak voltage across the inductor
A 1.10kg , horizontal, uniform tray is attached to a vertical ideal spring of force constant 190N/m and a 295g metal ball is in the tray. How fast is the ball moving just as it leaves the tray
A speaker and two microphones are arranged inside a sealed container filled with neon gas. What is the speed of sound in neon gas
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