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A 1.0-cm-wide diffraction grating has 1300 slits. It is illuminated by light of wavelength 560 nm. What is the angle (in degrees) of the first diffraction order? What is the angle (in degrees) of the second diffraction order?
Two capacitors are connected to a battery. The battery voltage is V = 50 V, and the capacitances are C1 = 2.00 ?F, Determine the total energy stored by the two capacitors
At an outdoor market, a bunch of bananas is set into oscillatory motion with an amplitude of 20.0 cm on a spring with a force constant of 16.0 N/m. What is the weight of the bananas in newtons
A narrow beam of white light is incident at 30deg on a 11.0cm -thick piece of glass. What is the index of refraction for deep violet light
Gravity fed intravenous infusions are made possible by hanging a bag of fluid above the patient. If blood pressure is 18 mm Hg above atmospheric pressure, find the minimum height of the bag such that fluid flows into the body. Assume the density of t..
Two positive point charges are a fixed distance apart. The sum of their charges is QT. What charge should each have in order to (a) maximize an electric force between them, and (b) minimize it.
The average power used by a stereo speaker is 54 W. find the peak value of the ac voltage applied to the speaker
One mole of a dilute gas initially has a pressure equal to 1.00 atm, and a volume equal to 23.0 L and an internal energy of 3.49 kJ. Find the heat absorbed by the gas
A piano wire with mass 2.90g and length 82.0cm is stretched with a tension of 35.0N. Calculate the average power carried by the wave
A 0.052 kg mass oscillates on a spring with a frequency of 8.2 Hz and an amplitude of 0.025 m. What is the maximum acceleration during an oscillation
Imagine you are holding an object in your hand with your forearm horizontal and your upper arm vertical so your elbow creates a 90° angle. what force is exerted by the biceps muscle
Some clear food wraps can be tightly stretched over a container and folded down the sides and they will retain the tension and complete secure of the container. The food wraps stick. How do they do these.
A 20 times telescope has a 12{rm cm}diameter objective lens. What minimum diameter must the eyepiece lens have to collect all light rays from an on-axis distant source.
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