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A grating has 380 rulings/mm and is 6.2 mm wide.
(a) What is the smallest wavelength interval it can resolve in the third order at ? = 580 nm?
(b) How many higher orders of maxima can be seen?
The electric motor of a model train accelerates the train from rest to 0.580 m/s in 33.0 ms. the total mass of the train is 563 g. Find out the average power delivered to the train during its acceleration. The units need to W for the final answer.
There are 50x10^6 homes in the US. Each home has one light bulb which runs one hour per day. all have 75watt light bulbs. How much energy per year do they use for lighting
A spring with a spring constant of 1.5 * 10^2 N/m is attached to a 1.4 kg mass and then set in motion. What is the period of the mass-spring system
Two identical pellet guns are fired simultaneously from the edge of a cliff. These guns impart an initial speed of 32.0 m/s to each pellet. Gun A is fired straight upward, with the pellet going up and then falling back down, eventually hitting the gr..
Unpolarized light of intensity Io passes through a Polaroid with its transmission axis vertically oriented. what fraction of the original incident light intensity Io emerges
The height of a helicopter above the ground is given by h = 3.00 t3, where h is in meters and t is in seconds. After 2.00 s, the helicopter pilot lets go of a small mailbag. How long (in seconds) after its released does the mailbag reach the ground?
question1a current experiment demonstrated diffraction of phthalocyanine molecules 514.54 gmol. the molecules have a
A 50 kg projectile is fired over level land at an angle of 30 degrees above the horizontal with a muzzle velocity of 210 m/s. How much energy was released during the explosion
An electric generating plant boils water to produce high- pressure steam. The steam spins a turbine that is connected to the generator. How many liters of water must be boiled to fill a 6.0m3 boiler with 52atm of steam at 440oC
The core of an optical fiber has an index of refraction of 1.27, What is the critical angle for total internal reflection at the core-cladding interface
The Large Hadron Collider, or LHC, to be completed later this year, accelerates protons around a nearly circular track of circumference 26.66 km to a momentum of up to 3.74e-15 kg m/s, For the same magnetic field as in part (a), what is the momentu..
Two 2.00 cm X 2.00 cm plates that form a parallel-plate capacitor are charged to ± 0.708 nC. had are the electric field strength inside and the potential difference across the capacitor if the spacing between the plates is (a) 1.00 mm and (b) 2.00 ..
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