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Two narrow slits 0.328 mm apart are illuminated by light of wavelength 600. nm. The light falls on a screen 1.58 m away from the slits. What is the angular seperation between adjacent maxima? At what distance from the midline does the first minima fall on the screen?
A stone is thrown out the window of high rise builind at an angle of 37.5° to the horizontal with an initisl speed of 22.0 m/d. from what height was the stone launched
A 2.20-uF capacitor is connected across an ac source whose voltage amplitude is kept constant at 60.0V but whose frequency can be varied, Find the current amplitude when the angular frequency is 100 rad/s
What is the distance between town and johns present location
Five equal negative point charges -q are placed symmetrically around a circle of radius R as shown. Use a rough approximation to express the magnitude of electric field E at a point on the positive x axis a distance R from the center of the circle..
The wind blows with a force of 425N north on a sail boat, while the water exerts a force of 325N west on the sailboat. Find out the magnitude and direction of the net external force on the sailboat.
an auditorium measures 40.0m X20.0 m X 12.0 m. The density of air is 1.20 kg/m^3. find the weight of air in the room
A car is driving directly north on the freeway at a speed of 100 km/h and a truck is leaving the freeway driving 79 km/h in a direction that is 33 degrees west of north. What is the magnitude and direction of the truck
The ramp is inclined at 30.0° with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.800, and the log has an acceleration of 0.800 m/s2. Find out the tension in the rope.
The intensity level of 26.82 harmonicas in a harmonica band is 87.59 dB. Compute the intensity level generated by one harmonica
A pion has a rest energy of 135MeV. It decays into two gamma rays, bursts of electromagnetic radiation that travel at the speed of light. find the energies of the two gamma rays
A pump is required to lift 750 liters of water per minute from a well 17.0m deep and eject it with a speed of 19.0, How much work per minute does the pump do
An iron rod is heated by a welder's torch. Initially it glows a dull red, then a brighter orange, and finally very bright white. Discuss this sequence in terms of black-body radiation.
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