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Question: A rock is dropped from a sea cliff and the sound of it striking the ocean is heard 3.3 s later. If the speed of sound is 340 m/s, how high is the cliff? The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
Light containing two dissimilar wavelengths passes during a diffraction grating with 1000 slits/cm. On a screen 17.0 cm from the grating, the third-order maximum of the shorter wavelength falls midway among the central maximum and the first side maxi..
Describe briefly the formalization of the condition: [c] we can repeat the experiment under identical conditions, in the form of the concept of a random sample.
Orb spiders make silk with a typical diameter of 0.15 mm.A typical large orb spider has a mass of 0.50 g. by how much will the silk stretch
A particular satellite was placed in a circular orbit about 167 mi above Earth. Determine the time required for one complete revolution
lenzs law is said to be a consequence of the principle of conservation of energy. explain this statement by describing
At the top of a 30m hill is a 5kg mass. It is loaded into a spring cannon. What is the ration of Energy before/Energy after
in a single-slit diffraction experiment, a beam of monochromatic light of wavelength 630 nm is incident on a slit of width 0.4 mm. what is the width of the central bright fringe
What is the vertical force on the support closest to the piano.
f1 is 30 degrees above x axis. f2 is 15 degrees below x axis and 1500n. f3 is 15 plus 35 degrees below xaxis. x axis is as per normal 90 degrees.Three cables are used to drag a heavy crate on a horizontal surface as shown in Figure 1(b).
a 7-cm diameter vertical water jet is injected upwards by a nozzle at a speed of 15 ms. determine the maximum weigth of
Two carts with masses of 4.80 kg and 2.78 kg move toward each other on a frictionless track with speeds of 4.94m/s and 3.17m/s respectively. The carts stick together after colliding head-on. Find out the final speed.
A student hangs three masses from a force table. If the first mass of 250 g is at an angle of 130°, and she then hangs a mass of 205 g at 225°, calculate the mass and angle of the third mass so that the ring on the force table is in equilibrium? ..
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