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The period of vibration of tuning for k depends on the length l of its prong,density dand young's modulus Y of its material.
Deduce an expression for its period of vibration on basis of dimensions
you are designing a sensor to detect biological pathogens in drinking water. your sensor is based on a cantilever which
After the trains pass a crazy person on the 92.64 mph train fires a rifle with muzzle velocity 92.64 mph back at the other train. With what speed does the person on that train see the bullet approach? (A negative answer means the bullet is recedin..
An electromagnetic wave strikes a 1.69-cm2 section of wall perpendicularly. The rms value of the wave's magnetic field is4.84 x 10-4 T. How long does it take for the wave todeliver 1120 J of energy to the wall?
the edge of a cube was found to be 30 cm with a possible error in measurement of 0.1 cm. use differentials to estimate
A movie camera with a (single) lens of focal length 70 mm takes a picture of a person standing 28 m away. what is the height of the image in millimeters on the film
When a beam of white light is incident (vertically) on a thin oil slick (n = 1.25) floating on water, What is the thickness of the oil slick
Two objects are thrown from the tope of a 10m tall builing. The first objects is thrown upwards with a velocity of 15 m/s, Determing the speed of both objects just before they hit the ground
A fluist assembles her flute in a room where the speed of sound is 342 m/s. When she plays the note A, it is in perfect tunewith 440Hz tuning fork. After a few minutes, the air inside herflute has warmed to where the speed of sound is 346 m/s.
An electron and a proton are located a distance of 10-10 m apart and are both momentarily at rest. What electrostatic force does the electron feel due to the proton
A large solar panel on a spacecraft in Earth orbit produces 1.8kW of power when the panel is turned toward the sun. What power would the solar cell produce
What does the scale read if the elevator is accelerating downward at 20 ft/s2? What does the scale read if the elevator is accelerating upward at 10 ft/s2?
A steel ring with a 2.500 in diameter at 20 degrees Celsius is to he warned and slipped over a brass shafts with a 2.5030 in outside diameter at 20 degrees Celsius To what temperature should the ring be warmed?
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