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Light from an argon laser strikes a diffraction grating that has 6600 grooves per centimeter. The central and first-order principal maxima are separated by 0.320 m on a wall 1.00 m from the grating. Determine the wavelength of the laser light.
When a 5.0 µF capacitor is connected to a generator whose rms output is 28 V, the current in the circuit is observed to be 0.30 A. What is the frequency of the source
Nerve proagation in your body occurs when large electric fields in the cell membranes on neurons (1.0*10^7 N/C) cause ions to move through cell walls
The total volume of water in the oceans is approximately 1.40 multiplied by 109 km3. Find the increase in mass of the oceans produced by an increase in temperature of 4.8°C
A 386 g object is attached to a spring andexecutes simple harmonic motion with a period of 0.240 s. If the total energy of the system is5.48 J. Find the maximum speed of the object
A baseball player hits a ball at 49.2m/s at an angle of 29.0 degrees above the horizontal. The outfield bleachers are 145 m away from the home plate.
Calculate how long it will take a ball to hit the ground if dropped from a height of 44 m,
A 3.1-cm-diameter parallel-plate capacitor has a 2.2mmspacing. The electric field strength inside the capacitor is 1.3×105V/m. What is the potential difference across the capacitor
A uniform plank of length 5.8 m and weight 217N rests horizontally on two supports, with 1.1m of the plank hanging over the right support. To what distance x can a person who weighs 460 N walk on the overhanging part of the plank before it just beg..
A diffraction pattern forms when light passes through a single slit. The wavelength of the light is 665 nm. Determine the angle that locates the first dark fringe when the width of the slit is each of the following.
A bat is pursuing an insect and using echolocation of 60-kHz sound waves to track the insect. find the difference in the two echo times the bat measures
What diameter must a helium filled balloon have to float with neutral buoyancy? The mass of the empty balloon is 2.0g
A hunter wishes to cross a river that is 1.4km wide and flows with a speed of 5km/h parallel to its banks.
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