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1. What is Nanotechnology?
2. What are the basics of Nanotechnology?
3. What is the difference between bulk and nano particles?
4. What are the merits and demerits of nanotechnology?
What was the arrow's initial speed. A small sphere with a mass of 2.00×10^-3g and carrying the charge of 4.80×10^-8C hangs from a thread near a very large, charged insulating sheet. The charge density on the sheet is -2.90×10^-9C/m^2 .
In February 1955, a paratrooper fell 1200 ft from an airplanewithout being able to open his chute but happened to land in snow, What is the minimum depth of snow that wouldhave stopped him safely
its nighttime and youve dropped your goggles into a swimming pool that is 4.0 m deep. if you hold a laser pointer 1.0 m
A car wheel in diameter of 30 inches has a linear velocity of 30 mph. The car accelerates for 10 seconds. What is the angular displacement of the car wheel during the 10 seconds of acceleration
A uniform electric field exists in a region between two oppositely charged plates. What is the magnitude of the electric field
In frozen Minnesota the Winter Sports Carnival includes some unusual events. Since it is dangerous to run on ice, each runner runs on ice, With what speed does the crowd see the woman moving
X rays diffract from a crystal in which the spacing between atomic planes is 0.179nm. The second-order diffraction occurs at 51.0 degrees. What is the angle of the first-order diffraction?
The moon orbits the Earth at a distance of about 3.84 x 108 meters in a path that takes 27.3 days to complete. What is the centripetal acceleration of the moon
q1. a particular guitar string is supposed to vibrate at 195 hz but it is measured to actually vibrate at 210 hz. by
If a Mack truck and a Honda Civic have a head-on collision, uponwhich vehicle is the impact force greater? Which vehicle experiences the greater acceleration? Explain your answers.
A solid (cylindrical) flywheel of mass m and radius r is initally at rest. A force F acts tangentially on its perimeter for a time t. Show that its angular velocity at t = 2Ft/mr . Illustrate what is its angular displacement during that time?
an airplane with a speed of 38 ms is climbing upward at an angle of 44deg with respect to the horizontal. when the
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